An expression started in Florianopolis, Brazil by the porrones. Its a isolated frase with not know combination before or after and it is used:
1)to admit that a pointis so
good it can't be disproved/topped
2)when someone has said a
good comeback line and it can't be topped
3)to respond to any Lady Gaga reference
1)
A: The latest Black Eye Peas album is so
good it will change the decade top charts
B: For Life
2)
A: hey you should fix your hair before coming to the office you look terrible
B: at least I’m not
bald as you
A: For Life
3)
A: I just purchased the new Lady Gaga album
B: For Life
3.
1)
A: Have you heard about the new trend of metrosexuals, they are the Gagasexuals
B: For Life