LOLFISH is a term representing disgust in a joke. For instance, the fish, is the unsightly, or unfunny person and when the "fish" says something about the "victim", the victim can say "LOLFISH". LOLFISH is also a sarcastic remark about a joke.
Gamer 1: Yo momma gained a few pounds. Just, like, nbd, about a million! Woo! I just Bomb Turkey'd on you