v. To stimulate oneself sexually, especially by use of one’s hand, sometimes with a partner.
the GNU version of the Collaborative International Dictionary of English
verb-intransitive. To achieve sexual gratification by stimulating one's own sexual organs, without the aid of a partner; -- typically to the point of orgasm.
The Century Dictionary and Cyclopedia
To commit self-abuse.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
v. stimulate sexually
v. get sexual gratification through self-stimulation
Word Usage
"If Ratzinger wants to stay in Italy and scare school kids by telling them God is watching when they French kiss or masturbate, that is his sexual silliness."