Slang for laugh out silent when something isn't really funny, created by some kids that had too much time on their hands.
by Jeremy H. 4/12/90 April 2, 2005

by Matsolls1 May 28, 2011

by poopyface2000 May 18, 2010

A short form of the term 'lack of snow'. One may suffer this during the summer periods and usually only occurs to skiers, snowboarders etc.
by alaskantimes2002 June 28, 2009

Laughing Out softly. Use on Laughing at night... so dun disturb ur neighbours.... opposite meaning to LOL
by Anonymous1993 January 18, 2008

LOS can also stand for
Lady-of-Soul
Lady-of-Soul
by 000dreamsound000 November 10, 2008
