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