The act of covering your balls lower then they really are to make it look like you have a big penis.
"At our soccer game patrick kept low-balling because he has such a small dick"
by Jonah Brizzzown November 7, 2008
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what you say when you or someone else is very depressed.
Exhibit A:
*kid cries in corner in the high school’s hallway*

A: Hey dude, check it out.

B: Damn, he’s low as balls today.

Exhibit B:
“yesterday i was low as balls.”
by viosbio January 27, 2021
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