What is Rubadub?
rub-a-dub-tub, cockney rhyming slang for pub public house
i am off down to the rubadub for a pint.
See bar, club
verb rubadubin the act of havin sex in the tub.
Yo dog I got all up in that shit yo with that bitch.
We was rubadubin in that shit water was all over.