Four-speed

noun, slang

noun, slang ·Uncommon ·College level

Definitions

Noun
  1. 1
    Having four forward speeds. attributive, uncountable

    "My car has a four-speed transmission. It is not as efficient as my daughter's five-speed."

  2. 2
    A transmission that has four forward speeds (it might or might not be a manual transmission); (metonymic) a vehicle with such a transmission. countable, uncountable

    "four-speed manual"

  3. 3
    A transmission that has four forward speeds (it might or might not be a manual transmission); (metonymic) a vehicle with such a transmission.; A manual transmission with four forward speeds; (metonymic) a vehicle with such a transmission. countable, historical, informal, specifically, uncountable

    "A: Was your dad's Mustang a four-speed? B: No, it was an automatic."

Example

More examples

"My car has a four-speed transmission. It is not as efficient as my daughter's five-speed."

Etymology

The sense specific to a manual transmission came from an era when manual transmissions in passenger cars were usually four-speeds but automatics were usually three-speeds or two-speeds.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.