Top definition
The act of uncontrollably laughing, or having a giggle fit, at something that could actually be funny, or possibly not. A haver of a sillygasm will convulse while laughing, grab on to things tightly, and can not be easily stopped, as if they were having an orgasmic experience.
Guy: The joke wasn't that funny, but she just started having a sillygasm, I think she was drunk...
by moviesdude3 April 10, 2007
Get the mug
Get a sillygasm mug for your grandma Nathalie.
Sep 6 Word of the Day
Style with Ease
Damn that was a steezy ass kickflip son!
by niggaliciouszor April 29, 2007
Get the mug
Get a steezy mug for your bunkmate Georges.
2
When one is overwhelmed by the amount of Silly-Bandz one has or the amount a store has in stock!
Mallory got a SILLYGASM because Michael showed her all his 392 Silly-Bandz.
by Mikex4 July 19, 2010
Get the mug
Get a Sillygasm mug for your Aunt Helena.

Activity