look up any word, like blumpkin:
 
1.
lolsterics-to be in hysterical laughter

sam thomas is pro thought id add it in
something hilarious could also said to be lolsterics
by giant screaming siren penis August 20, 2009
 
2.
lolsterics- means to be in complete hysterics until your stomach hurts.

to be in laughter

to lol until pain is caused in your stomach area

sam thomas is lolsterics
if something is funny, you can call this lolsterics. it is like lolling but in hysterics.
by lolsterics guy August 20, 2009