An adjective to describe a person who acts snobby, annoying, mean, bad, unpleasant, or rude. This word is used in the Sam & Cat episode, appropriately named, "#Lumpatious."

An insult to a person. Calling someone "Lumpatious" is like calling them a "f@gg0t", a "b1tch".
As an adjective:
Person 1: Hey, I found out that he pulled that embarrassing prank on you.
Person 2: Oh he was so LUMPATIOUS!!!

As an insult:
"Oh, you're SOOOOO LUMPATIOUS!!!!!!"
by scissorsluv April 16, 2022
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