1 definition by SeanyMac

A third attempt to score after a failed second attempt. Can be used for sports or sex.
"Alexei Kovalev crosses the blue line, fires one on net, save Brodeur, rebound, save, threebound, score!"

"Dude, have you met Shauna? She's my threebound chick."
by SeanyMac May 27, 2008
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