masturbateverb
uk/ˈmæs.tə.beɪt/us/ˈmæs.tɚ.beɪt/[ I ] to touch or rub your sexual organs in order to give yourself sexual pleasure
[ T ] to touch or rub someone's sexual organs in order to give them sexual pleasure
masturbation
noun [ U ] uk/ˌmæs.təˈbeɪ.ʃən/us/ˌmæs.tɚˈbeɪ.ʃən/
masturbatory
adjective uk/ˌmæs.təˈbeɪ.tər.i/us/ˈmæs.tɚ.bə.tɔːr.i/
masturbatory fantasies