a bacterial disease
skinny white boy who looks like he has down syndrome = firth
από sam excellent 4 Δεκέμβριος 2003
The process of being penetrated in the booty hole while giving birth.
Christopher is a firth baby.
από CupDude 17 Φεβρουάριος 2009
A derivative of filth. Meaning lower than specks of dust on your shoes.
Man, that is pure firth!
από Crismon 16 Ιούνιος 2003