The acronym "asf" is primarily used in text and chat slang to mean "as fuck," which is an intensifier meaning "extremely" or "very" (e.g., "I'm tired asf" means "I'm extremely tired")
. It is a vulgar expression and "af" is the more common and standard abbreviation for the same phrase
. Additionally, "asf" can also stand for "age-sex-from," a phrase used in internet chat rooms to ask someone's age, sex, and location, similar to "asl"
. Another less common meaning is "and so forth," but this is rare compared to the vulgar intensifier usage
. In summary, the most frequent and recognized meaning of "asf" in online communication is "as fuck," used to emphasize the degree of something.
