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
Puss-filled bubble, usually located around the anus.
"Yo, is that Firth in that Chevy?"
από Dr. Curtis 6 Δεκέμβριος 2003