One who says something to get your hopes up (with no intention to follow through) and then busts your balls when they don't do what they said they would. IE, fucking with your head.

Jerry is a real ball buster because he promised me some money and then he said he couldn't give it to me.
by mike glockensteincumberg January 10, 2006

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Is a Sex position or move.
it is the act of taking a plastic bag putting fecies (poo) in the bag abd hitting the partners scrotums

omg me and wanda did lastr night and wow that was the worst ball buster ive ever had, my balls are still tingling
by ShaunB February 20, 2008

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a female, usually of the upper class, who is intelligent, beautiful, and very protective of her vaginal region. This makes it hard for males approaching this woman to get their balls played with; hence the term ball buster
"Sally is such a fucking ball buster, man. Last Saturday i listen to her talk about world peace for four straight hours and didnt even get my johnson played with."
by bill hinrichsen May 02, 2005

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something you do off the high dive
Man, Jimmy just did the ball buster and someone needs to pull him out of the water before he drowns
by Catgirl Lover November 29, 2003

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nancy grace (as seen on CNN)
nancy grace is a ball buster

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a close situation, usualy in sports
"Dude the Wizards should have won last night, but whe Gilbert Arena missed the shot it was a ball buster"
by Eric Weber May 02, 2005

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when a guy fucks so much his balls burst all over the chick
Umm jenny, just did a ball buster all over your couch. I don't think we can fuck anymore.
by Apha Kenny One May 27, 2007

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The Urban Dictionary T-Shirt

Soft and offensive. Just like you.

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The Urban Dictionary T-Shirt

Smooth, soft, slim fit American Apparel shirt. Custom printed. 100% fine jersey cotton, except for heather grey (90% cotton).

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