Top definition
An expression of joy and triumph when any pleasing result occurs. Usually bellowed and elongated, or otherwise an acknowledgement of someone elses achievements.

Similar to the phrase "get in there you little bitch"
I fucking win! BOOMIO!

She does what to your balls?! Wow...boomio...
by Ultra-bonanza October 24, 2006
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Cleveland Steamer Plush

The vengeful act of crapping on a lover's chest while they sleep.

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