whack off

English

Pronunciation

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Verb

whack off (third-person singular simple present whacks off, present participle whacking off, simple past and past participle whacked off)

(intransitive, transitive, slang) To masturbate.
- 1969, Philip Roth, Portnoy’s Complaint, New York: Random House, “Cunt Crazy,”
  Did I mention that when I was fifteen I took it out of my pants and whacked off on the 107 bus from New York?
- 1979, William Styron, Sophie’s Choice, New York: Random House, Chapter 14,
  […] why is it that I am discomfited by the bizarre fact that the one thing she will do, though in a pleasureless and rather perfunctory way, is to whack me off hour after hour until I am a lifeless and juiceless stalk, exhausted and even humiliated by this dumb pursuit?

Synonyms

See also Thesaurus:masturbate