mas·tur·ba·tion (mās'tər-bā'shən) n. Excitation of one's own or another's genital organs, usually to orgasm, by manual contact or means other than sexual intercourse. mas'tur·ba'tor n.
Main Entry: mas·tur·bate Pronunciation: 'mas-t&r-"bAt Function: verb Inflected Forms: -bat·ed;-bat·ing intransitive senses : to practice masturbation masturbatetransitive senses : to practice masturbation on —mas·tur·ba·tor/-"bAt-&r/noun