Gay not fabulous - An expression used to signal dismay at bad circumstances or actions. Typically used online or in text messages. Replaces saying something is gay. This can be used in any situation without creating hostility from homosexual friends.
John : I can't make it tonight my boss is making me work late tonight.
Mary: That is GNF.
This combines 3 words into one abbreviation. Gugus is an ethnic slur used against Filipinos. Nigger is a slur used against black people. And faggot is used against gay people. This hits 3 birds with one stone.