1. When a girl is riding you and she shits (whether accidentally or intentionally) on your balls. This is considered to be the greatest fear of select men.

2. Can also be said when something unexpected or bad happens.
1. Guy 1: This girl was riding me like stallion and her ass aids landed right on my testicles.

Guy 2: Wow... Did you rub her face in it so she knew not to do it again?

2. Shit on my balls I just stubbed my toe.
by Berkut143346 May 17, 2010
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Are you shitting on my balls is a phrase used also as "Are you kidding me" as you are in a state of confusion and disbeleive
"Tressie has scabies? Are you shitting on my balls?
by joe Dion July 3, 2007
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A slang term expressing surprise. Often used in the same context as "well slap my ass and call me Charlie!"
Heather: "Did you hear Donald Trump is getting his face put on the 100 dollar bill?"

Corey: "Well shit my balls!"
by Sarcasm is Dead March 12, 2020
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Being so surprised to the point that you inevitably shit so hard your testicles come out.
Dudebro: Dude I went sky diving yesterday.
Broseph: How was it?
Dudebro: The main parachute didn't work, I was so scared I shit my balls off.
by BigPenisBoi1234567891011121314 February 19, 2021
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