1. An adjective used to describe bullshit that makes you laugh due to the level of inaccuracy and falseness
2. An adjective used to describe someone who frequently
lies and makes
false statements to the
point it entertains anyone listening.
3. The objective of the board game "Malarky"
Eric: Dude, I fucked that
chick all night long.
Gabe: LOL, that's liarious!
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Phil: I am so much sexier, smarter and
cooler than you.
Peter: OMG, you are one liarious dude.