look up any word, like cleveland steamer:
 
1.
A time when you repeatedly hit yourself in response to either defeat or upset.

Could be - losing in a tennis match and using the racket on your leg.
That bruise is a result of Liamism.
by Ella27 March 26, 2013
 
2.
a made up story, a lie, big talk, a story to try and impress people
dude 1: i was walkin down the street and this ned jumped out so i smashed him and pissed on his face and then got drunk stole a car shot a dog and drove into a wall while juggling a dozen potaoes with my feet.
dude 2: now that was a liamism right there
by clockwork tumbleweed October 02, 2006