Rubber

/ˈɹʌbə/ adj, noun, verb, slang

adj, noun, verb, slang ·Very common ·Middle school level

Meaning at a glance

  • Primary sense: Pliable material derived from the sap of the rubber tree; a hydrocarbon biopolymer of isoprene.
  • Grammar: rubber is listed as adj, noun, verb, slang.
  • Nearest alternatives: condom, natural rubber, ace, arctic.
  • Useful contrasts: careful, inelastic, rigid.
  • Usage evidence: The Mayas made their balls out of rubber.

How to use "rubber"

  1. Start with the primary definition, then check the part of speech before placing the word in a sentence.
  2. Compare nearby synonyms to make sure "rubber" carries the exact meaning, tone, and strength you need.
  3. Use the example sentence as a context check. If your sentence uses the word differently, confirm that the grammar still fits.

Meaning check

  • Does the word fit the sentence's grammar?
  • Does it match the intended tone rather than only the dictionary definition?
  • Would a simpler synonym be clearer for the reader?
  • Is there enough surrounding context to prevent ambiguity?

Source and review context

This entry combines structured lexical data with WordToolSet review checks. Definitions, examples, synonyms, and usage notes may come from different source tables, so the page is designed to show evidence from more than one angle before you rely on "rubber" in a final draft.

If a word has several senses, prefer the sense that matches your sentence's grammar and surrounding context. A correct definition can still be the wrong choice when the sentence needs a different register, emphasis, or level of specificity.

Before you rely on this definition

Read the first definition as a starting point, then check the example, synonyms, and part of speech before treating "rubber" as the right word for your sentence.

If your draft is formal, technical, persuasive, or sensitive, compare "rubber" with a nearby alternative so the final choice matches both meaning and reader expectation.

Compare nearby meanings

  • Use synonyms when you need a softer, stronger, simpler, or more specific word.
  • Use antonyms to check the boundary of the meaning and avoid accidental contrast.
  • Use the example sentence to confirm the word behaves naturally in context.
  • Keep the original wording when a replacement adds complexity without improving precision.

Definition decision workflow

1. Identify the role

Check whether "rubber" is acting as adj, noun, verb, slang in your sentence. A definition is only useful when the grammar matches the way the word is being used.

2. Test the nearest option

Compare it with "condom" and other nearby choices to see whether the sentence needs a softer, stronger, or more familiar word.

3. Confirm with context

Use the example sentence below as an evidence check, then read your own sentence out loud to catch tone or rhythm problems.

Review note: Definition pages are checked for source coverage, sentence evidence, synonym support, and editorial insight before they are treated as approval-ready pages. If the evidence is too thin, the page remains available to users but is kept out of the approval-facing indexed inventory.

Final meaning check

Before publishing a sentence with "rubber", ask whether the word helps the reader understand the idea faster. A precise word should reduce confusion, not simply make the sentence look more polished.

When the definition, synonym evidence, and example context point in the same direction, the word is usually a safer choice. When they conflict, revise the sentence or choose a clearer alternative.

Definitions

Noun
  1. 1
    Pliable material derived from the sap of the rubber tree; a hydrocarbon biopolymer of isoprene. countable, uncountable, usually
  2. 2
    In relation to a series of games or matches between two competitors where the overall winner of the series is the competitor which wins a majority of the individual games or matches:; The entire series, of an odd number of games or matches in which ties are impossible (especially a series of three games in bridge or whist).

    "They played, and Creed and his young partner won the first rubber, winning the two first games running."

  3. 3
    a waterproof overshoe that protects shoes from water or snow wordnet
  4. 4
    Natural rubber or any of various synthetic materials with similar properties as natural rubber. countable, uncountable, usually
  5. 5
    In relation to a series of games or matches between two competitors where the overall winner of the series is the competitor which wins a majority of the individual games or matches:; An individual match within the series (especially in racquet sports).

    "Ladies matches shall consist of 6 rubbers. Each rubber shall consist of best of 3 games to 21 points."

Show 19 more definitions
  1. 6
    contraceptive device consisting of a sheath of thin rubber or latex that is worn over the penis during intercourse wordnet
  2. 7
    An eraser. Australia, Brunei, India, New-Zealand, UK, countable, usually

    "For example, they may use paddle pop sticks, hand span, pencils, rubbers, mathematics equipment (i.e. base 10 material) or anything else the teacher can find to measure the lengths of nominated objects."

  3. 8
    A rubber match; a game or match played to break a tie. Canada, US
  4. 9
    an eraser made of rubber (or of a synthetic material with properties similar to rubber); commonly mounted at one end of a pencil wordnet
  5. 10
    A condom, especially an external condom. Canada, US, countable, slang, usually

    "And the rubbers you hide / In your top left pocket"

  6. 11
    The game of rubber bridge.

    ""Still, I confess that I miss my rubber. It is the first Saturday night for seven-and-twenty years that I have not had my rubber." "I think you will find that you will play for a higher stake to-night than you have ever done yet, and that the play will be more exciting.""

  7. 12
    a contest consisting of a series of successive matches between the same sides wordnet
  8. 13
    Someone or something which rubs. countable, usually

    "What perplexity plagues the chin-rubber in the foreground and what so discourages the man leaning on the lamp post? And to what doom is the large man at right moving? Photographer Cowherd has no answers."

  9. 14
    an elastic material obtained from the latex sap of trees (especially trees of the genera Hevea and Ficus) that can be vulcanized and finished into a variety of products wordnet
  10. 15
    Someone or something which rubs.; One who rubs down horses. countable, uncountable, usually
  11. 16
    any of various synthetic elastic materials whose properties resemble natural rubber wordnet
  12. 17
    Someone or something which rubs.; One who practises massage. countable, uncountable, usually

    "I curl his perriwig, paint his cheeks, perfume his breath; I am his froterer or rubber in a hot-house"

  13. 18
    Someone or something which rubs.; A coarse towel for rubbing the body. countable, uncountable, usually
  14. 19
    Someone or something which rubs.; An abrasive for rubbing with: a whetstone, file, or emery cloth, etc. countable, uncountable, usually
  15. 20
    The cushion of an electric machine. historical, uncountable, usually
  16. 21
    The rectangular pad on the pitcher's mound from which the pitcher must pitch. countable, usually

    "Jones toes the rubber and then fires to the plate."

  17. 22
    Water-resistant shoe covers, galoshes, overshoes. Canada, US, in-plural, uncountable, usually

    "Johnny, don't forget your rubbers today."

  18. 23
    Tires, particularly racing tires. slang, uncountable, usually

    "Jones enters the pits to get new rubber."

  19. 24
    A hardship or misfortune. dated, slang, uncountable, usually

    "The British barges, off New-London, sometimes meet with the rubbers. In an attack upon an armed smack, some days ago, they were beaten off, with the reported loss of 8 men killed."

Verb
  1. 1
    To eavesdrop on a telephone call

    ""There's a lot of nostalgia about the phone and how it was the way to get the local news," said Jane Beck of the Vermont Folklife Center in Middlebury. One way was "rubbering," or listening in on a neighbor's conversations ..."

  2. 2
    coat or impregnate with rubber wordnet
  3. 3
    To rubberneck; to observe with unseemly curiosity. slang

    "Old Sally didn't talk much, except to rave about the Lunts, because she was busy rubbering and being charming."

Adjective
  1. 1
    Not covered by funds on account. slang
Adjective
  1. 1
    returned for lack of funds wordnet

Synonyms

All synonyms

Example

"The Mayas made their balls out of rubber."

Common questions

What does "rubber" mean?

Pliable material derived from the sap of the rubber tree; a hydrocarbon biopolymer of isoprene.

What is a synonym for "rubber"?

Common synonyms include: condom, natural rubber, ace, arctic, automatic, bag.

How do you use "rubber" in a sentence?

The Mayas made their balls out of rubber.

How do you pronounce "rubber"?

Pronounced /ˈɹʌbə/.

Etymology

Etymology 1

From rub + -er. The sense of the substance comes from its ability to function as an eraser, displacing earlier caoutchouc. The senses not pertaining to rubbing or erasing are secondarily derived from the name of the substance.

Etymology 2

Unknown.

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