To place a man's nuts between a woman's breasts.
After they had sex, they started busting a nut.
by anonymous March 26, 2005
Top Definition
Sometimes, all a guy wants to do is bust a nut, and go to sleep.
by Ghost July 27, 2003
To work really hard, fast.
see: busting ass.
Cory was busting a nut to get the code rolled out.
by ATXmoneymike December 02, 2014
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