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An extremely loud sound. Its like balls deep... but in your ear.
"Dude, that concert last night was balls loud!"

"Gabriel plays balls loud on his trombone."

"That airplane is balls loud."
by BCore June 10, 2008
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Aug 11 Word of the Day
You can tell by the way she walks, she got that WAP.

You can look at her face and tell she ain't got that WAP.
by Black Don August 06, 2020
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