Peen

//piːn// noun, verb, slang

noun, verb, slang ·Moderate ·High school level

Definitions

Noun
  1. 1
    The (often spherical) end of the head of a hammer opposite the main hammering end.
  2. 2
    Penis. slang

    "With all due respect (and that may be very little), the real truth is that being a dad is sometimes an imposition of pain far worse than any up-the-peen catheter could ever deliver."

  3. 3
    the part of a hammerhead opposite the flat striking surface (may have various shapes) wordnet
Verb
  1. 1
    To shape metal by striking it, especially with a peen. transitive

Synonyms

All synonyms
boycockboydickdickbirdiecoreycrank

Example

More examples

"With all due respect (and that may be very little), the real truth is that being a dad is sometimes an imposition of pain far worse than any up-the-peen catheter could ever deliver."

Etymology

Etymology 1

Probably from a North Germanic source, compare dialectal Norwegian penn (“peen”), Danish pind (“peg”), German Pinne (“the peen of a hammer”), Old Swedish pæna (“to pound iron with a hammer”).

Etymology 2

Clipping of penis, with the spelling changed to maintain the original pronunciation.

Related phrases

ball-peen hammerchisel peencross peencross peen hammerpeen overpoint peenstraight peen hammer

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