grow balls 

Command to someone (not necessarily male) to show a bit of backbone.

Nicole's re-landscaped the lawn with forty different awkward pieces of sculpture and you're worried because she's threatening you with all kinds of bullshit if you don't mow it for her. For heaven's sake, Jimmy, grow balls!

grow balls by Fearman December 16, 2007

grow some balls 

to act more mature to be a man

I told him that he should grow some balls and tell me the truth.

grow some balls by Ashers213 August 21, 2006

grow some balls 

an insult referring to your obvious manlessness. Has more meaning when said by a girl.

"I'm afraid of doing this."

"Grow some balls!"

grow some balls by Grinning Assassin January 3, 2010

grow some balls 

A term used to tell someone they are cowardly, spineless, lack support for their own actions. A person who lacks male genetalia literally ot figuratively speaking so they are viewd as acting like a sooky little girl.

Julie: Mike grow some balls and face up to your actions. Be honest for once and stop playing games and God with other people's lives.
Mike: I'll just ignore what I did and hope she forgets or just suck up n hope I never have to face up to it...
Julie: pathetic
Mike: I can't disagree with that WAH

grow some balls by blabblabblabuluvit December 9, 2019

Grow the Balls

Get the courage; dare.

Hey man, you don´t have to be such a pussy... C.'mon, grow the balls.

Grow the Balls by rperazag July 28, 2010