A dudes balls............
Dude i just racked my mansack on that 12 stair before and then i slid on my face.
by Matt December 15, 2004
Get a mansack mug for your Aunt Sarah.
Referring to a large area of flab on or around the midsection. From the groin to the chest.

John Lion's mansack pales in comparison to that of an elephant seal.
by Mansack McGee March 03, 2006
Get a Mansack mug for your dog Beatrix.
Mansack, mansacking, or mansacked. An event in which a man runs up to another man, usually an individual they dislike, grabs their balls and twists them, and then runs away.
"Hey, that's Jerry. I hate Jerry. Should I pull an epic prank and start mansacking him?"
by DeepFrying November 01, 2018
Get a Mansacking mug for your dog Nathalie.
Mansack, mansacking, or mansacked. An event in which a man runs up to another man, usually an individual they dislike, grabs their balls and twists them, and then runs away.
"Hey, that's Jerry. I hate Jerry. Should I pull an epic prank and mansack him?"
by DeepFrying November 01, 2018
Get a Mansack mug for your mother-in-law Helena.