used in computer message shorthand to mean 'rolling on the floor (laughing)' US, 1991
ROTFL
slang An initialism of "rolling on the floor laughing," used in text-based communication to indicate that something is very funny or ridiculous. Often lower case. More commonly seen as "ROFL." I just saw a monkey riding on the back of a pig! rotfl
ROTFL
verb
See rolling on the floor laughing my ass off
RO(T)F(L)
interj. rolling on the floor laughing. (Used in electronic mail and computer forum or news group messages. Not pronounced aloud.) I was ROTFL when I read your note. That was too much.