from The American Heritage® Dictionary of the English Language, 4th Edition

  • intransitive v. To perform an act of masturbation.
  • transitive v. To perform an act of masturbation on.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • v. To stimulate oneself sexually, especially by use of one’s hand, sometimes with a partner.

from the GNU version of the Collaborative International Dictionary of English

  • intransitive v. To achieve sexual gratification by stimulating one's own sexual organs, without the aid of a partner; -- typically to the point of orgasm.

from The Century Dictionary and Cyclopedia

  • To commit self-abuse.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • v. stimulate sexually
  • v. get sexual gratification through self-stimulation


Latin masturbārī, masturbāt-.
(American Heritage® Dictionary of the English Language, Fourth Edition)
Derivation uncertain; one suggestion is Latin masturbare, from mas, from manus ("hand") + turbare ("to throw into disorder"), whence the words disturb and trouble. (Wiktionary)



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