1 definition by Sir Fluffles

Top Definition
A disagreeable boor.

The word is derived from the sound that a donkey makes, therefore it is as if one is calling the heehaw a jackass, without actually using profanity.
When someone has been rude, offensive, boorish, and or inconsiderate one may call that person a heehaw.

"What a heehaw!"
by Sir Fluffles May 14, 2009

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