An acronym for Crying-Laughing-So-Outrageously. The final tier in the expression of hilarity chain:
1.) haha
2.) lol
3.) rofl
4.) CLSO
1.) haha
2.) lol
3.) rofl
4.) CLSO
by Proffessor Waterbreaker October 23, 2009
Get the CLSOmug. by arberi March 7, 2018
Get the clsoedmug.