a smaller version of the bra used to support a mens testicles. used mostly by old men who have saggy testicles
Man - "Dammit, i sat on my nuts again!"
Woman - "Should have been wearing your nut bra."
Man - "AHHHH!!"
Woman - "What happened this time?"
Man - "They fell in the toilet >.<!"
Woman - "You should have been wearing your nut bra."
by Pyroman October 22, 2005
Top Definition
A device like a bra, used to hold up saggy, old men's nuts.
"I bought my Grandpa Jerold a nutbra for Christmas so that his nuts would stop dropping in the toilet everytime he tried to pee!"
by BrieandKerrie December 03, 2006
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