noun or verb - Abbreviation for 'solo laugh party'. When someone starts laughing by themselves for no apparent reason.
Hannah remembered something funny and started to slp. Her friends stared at her, unsure of why they were hanging out with her.
by bobloblaw June 10, 2012

by .nmn November 17, 2022

by Ronald Dregan December 09, 2007

by hamsauce June 12, 2008

Pronounced SLAPS. Sack Longer than Penis Syndrome. When your ball sack hangs longer than your penis.
by SLAPS23 June 06, 2011
