Top Definition
when you are circle jerkin and your sister walks in on you and you jizz all over her and she gets pregnant then after she plops out a retarded incest baby then a seal waddles over and sits on the baby and jerks it off.
Ian: yo what up dawg i have like 999 masturbaby and idk what to do with them i need to stop jackin off yo
(a gay kid): like omg ill have them i love cute masturbaby
by whatupwhatupwhatupginger December 03, 2010

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