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1.
To draw on one's courage, usually in preparation for a daring or difficult test.
If you really like the girl, just ball yourself and ask her out.

"I am going to go in there and kick the shit out of that asshole."
"Ball yourself."
by KevintheOH September 12, 2006

Words related to ball yourself

cowboy up nut up penis up sack up go for the gusto grow a pair