Jack squat

[…] into the fracas with nonsensical gibberish, pretending to be speaking intelligently in Tigrinya. We had a lot of fun like that. The class also enjoyed learning American phrases. One of their favorites was "Diddly Jack Squat".

ANTONIO. I seen this program one time with people from Oklahoma and these places ridin' around in their Model T cars with their grandmother and the mattresses piled ten feet in the fuckin' air. I don't feel nothin' for them. I feel jack squat for them people. Hell, they were movin'. They had a damn car. The ground's right below 'em—stick a seed in it, grow somethin' to eat … ! But here, unless you ate garbage—which some people did, and some still doin' it—there's not anyplace you can go to a bush and pick berries off it for nourishment. Christ, it was chaos, the fuckin' depression.

Oh, sure, I say and hand it over. "When is it?" I ask. He's about to send me on my way and I don't know jack squat about it.

Mischievous teenager. Uh, really, I don't know. Matt Foley: "I don't know." Well, that and a nickel'll get ya a hot cup of jack squat!