Having a lot of courage or bravery to do something.
He got some big ass balls for asking that girl out.
A game where 3 people stand in a line and another person faces them all. That one person then gets to slap one person, lick another and fondle with the last person's genitals, breast or vagina.
Watch tosh.o on Comedy Central, and then you will know.
Slap, Lick, Fondle (Big Ass Yoga Balls)