self-abuse

from WordNet (r) 3.0 (2006)

self-abuse
    n 1: manual stimulation of your own genital organ for sexual
         pleasure [syn: {self-stimulation}, {self-abuse}]

from The Collaborative International Dictionary of English v.0.48

Self-abuse \Self`-abuse"\, n.
   1. The abuse of one's own self, powers, or faculties.
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   2. Self-deception; delusion. [Obs.] --Shak.
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   3. Masturbation; onanism; self-pollution.
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