whip the dummy

whip the dummy

vulgar slang To masturbate. "Dummy" is used as a euphemism for "penis," so the term is only applied to males. He talks on and on about how much of a ladies' man he is, but I bet he spends most nights whipping the dummy all by himself.
See also: dummy, whip
Farlex Dictionary of Idioms.

whip the dummy

verb
See beat the dummy
See also: dummy, whip
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions
See also:
  • whip (one's) wire
  • whip one’s wire
  • beat the dummy
  • pud
  • pull (one's) wire
  • pound (one's) meat
  • pound one’s meat
  • pull one’s wire
  • pound (one's) pud
  • pull one’s pud