Simply another word for a queef. Queef being like a fart but from a vagina instead of an ass.
What was that noise?... did you just hippogiggle?
by youllneverknow9853 October 11, 2010
a queef; vaginal fart.
We had sex in an awkward position, and I totally got the hippo giggles.
by whoaaaaaaaaa July 04, 2010