TV series example of the word

The Big Bang Theory Season 11, Episode 12
this is as far as I can squat.

The Big Bang Theory Season 1, Episode 13
He doesn't have it. He's got squat.

The Big Bang Theory Season 3, Episode 4
When they find out I've got squat, they're gonna cut me off.

The Big Bang Theory Season 3, Episode 4
By the way, when I say "squat," I mean "diddlysquat."

The Big Bang Theory Season 3, Episode 4
I wish I had squat.