Boo

A cute way to express displeasure, or sympathetic feelings.

A shortened version of boo urns.
Person 1: "I don't want to go to work today"
Person 2: "Boo, work!"

Person 1: "My sister's kitten is sick"
Person 2: "Boo, sick kitty!"
by Naughtybat August 10, 2006
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