masturbate

verb

/ˈmæstəbeɪt/

/ˈmæstərbeɪt/

Verb Forms

present simple I / you / we / they masturbate	/ˈmæstəbeɪt/ /ˈmæstərbeɪt/
he / she / it masturbates	/ˈmæstəbeɪts/ /ˈmæstərbeɪts/
past simple masturbated	/ˈmæstəbeɪtɪd/ /ˈmæstərbeɪtɪd/
past participle masturbated	/ˈmæstəbeɪtɪd/ /ˈmæstərbeɪtɪd/
-ing form masturbating	/ˈmæstəbeɪtɪŋ/ /ˈmæstərbeɪtɪŋ/

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[intransitive, transitive] masturbate (yourself) to give yourself sexual pleasure by rubbing your sexual organs手淫
[transitive] masturbate somebody to give somebody sexual pleasure by rubbing their sexual organs对（某人）行手淫

Word Originmid 19th cent.: from Latin masturbat- ‘masturbated’, from the verb masturbari, of unknown origin.