Top definition
Like 'forecast', a indicator for the probability of getting laid in a given situation.
JOHN: That girl you've been talking to is smokin' hot.
JACK: Yes; I think she really likes me!
JOHN: So, what's the fuckcast?
JACK: About 60%
by uniblob May 12, 2008
Get the mug
Get a fuckcast mug for your cat Riley.