Stretching The Sack - happens when you pick up something heavy almost to the point of hurting yourself.
Look at that John Doe over there...

Yea man he is stretching the sack of his like a mile long trying to pick up that box...

what a dumb-ass...
by NightHawk11 November 10, 2010
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The act of stretching your legs to prevent your nutsack from sticking to your legs
It was a 100 degree day and my nut sack was glued to my legs, so I had to do the sack stretch.
by CaptainPete2024 September 16, 2023
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