A word invented in the mid-to-late 1990's used to describe something that is so un-believably cool that a traditional, real word would not do it justice. Most commonly used by skateboarding, suburbanite mid-westerners born in 1986 or 1987.
Man 1: "Dude, yesterday in the lunch room they had chicken fried steak AND pizza. Sweet tits!"
an abbreviation for the phrase, "rolling on the computer laughing". it was developed by big wumpa on pokekingdomalliance after he rightfully noticed that he had the uncontrollable urge to roll on his computer in laughter
ROCL is an internet acronym for Rolling On Ceiling Laughing, and like all things internet it has adapted to nerd culture and has taken on new real-life use, though usually in a satirical way.
<Noob>Wow, rocl!
<Admin>Rocl? Hm...now what the heck does that mean?
<Noob>Why roll on the floor while laughing? That could get you dirty. You might as well roll on the ceiling...
<Admin>Rocl!
<Noob>Yeah! You got it!.