In the literal sense, this means to insert the penis in its entirety into a females vagina, leaving nothing but your balls outside of said vagina.
It can also be used to imply that the action or event was taken to its extreme, with no other possible courses of actions available.
Joe: "Dude I came back to my controller and you were balls deep up in my ass."
Me: "Ahahahahahaha!" *accidently walks off cliff on map Jungle in Black Ops
Person 1: "Dude, we're balls deep in the Middle East now that Obama's president."
Person 2: "Not as deep as I was in your mom last night."
Person 1: "WTF?!"
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when your magic stick is at max travel in your partners anatomy
i usually prefer to be balls-deep bout three times a day....only a sufer knows the feeling
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The act of doing some thing to a major extreme.
Dude that test was balls real deep.
Dude he landed it, balls real deep dude, no way.
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When a male inserts his penis into a partner all the way to the testicles.
"It was great, I was balls deep in this chick."
"Shit dude, my moms walked in while I was balls deep."
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the phrase "balls deep" comes from pinball machines. when you want to launch the ball full force you pull the plunger all the way back, otherwise known as going, "balls deep."
no just kidding that one actually means what you think it does
balls deep actually means going so far in that your balls touch
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To insert one's penis into any of the three holes on a female up to the balls, so they slap against the our edge of the hole.
Tom: I got balls deep in Mindy at Jennifer's party right there in the kitchen.
Nate: Dang, Tom! I wanna slam her hard. Did you know that your brother got balls deep in her too afterwards when you were drunk?
Tom: That hoe... She had more fun than me!
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to insert your penis into the vagina (or other orafice) until your balls rest against the orafice.
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