A.) Close Friend.
B.) Someone very cool.
see nust
A.) Hey nuster, what's up?
B.) Dude, that guy was a nuster!
by Donnie April 16, 2004
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1. A plan to strangle someone while having sex with them, perfectly timing the time you get off with the time that the person dies; ideally the last thing the victim sees before he or she dies is your face as you get off.

2. A backwards way of saying Knuckle Duster
"I really want to give Amanda a Duckle Nuster"
by old man withers August 16, 2006
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