look up any word, like b4nny:
 
1.
when one laughs alot and so hard that thier tummy hurts! and oftenly gets in trouble at public places for laughing to hard with their bff! and often tells really stupid pointless stories(and while trying to tell it, bust out laughing in the middle of it)
She suffers from laughing syndrom; she laughs alot
by Sara H. R. January 12, 2008