look up any word, like the eiffel tower:
adj and noun;

1. Used generally as a substitute for, "That's funny!" Lolissimus is often employed when one is taking pleasure in the great misfortune of others. Derives from the superlative degree form of the Latin lolus, meaning, "mirthful, gay."
Marcus Atonius: OMG! Caesar was just murdered in the Senate!

Brutus: Lolissimus!
by Marcus_Tullius November 23, 2010