icevalanche 

phenomenon that occurs when drinking out of a cup causes the ice to fall, in turn causing whatever beverage inside to spill all over the drinker

"Dude, you spilled all over yourself!"

"It wasn't my fault, I had an icevalanche..."

icevalanche by Anus-ab September 13, 2009

icealanche 

ice-a-lanche ice-uh-lanch, -lahnch

-noun

1. a large mass of ice detached from the bottom of a glass, cup, etc. and sliding or falling suddenly downward.

An icealanche is similar to an Ice Facial and usually results in an ice face or an ice smack.

When I tried to get the last sip of my drink, I wasn't paying attention and got smacked in the face by an icealanche.

icealanche by texastechie October 14, 2009