Doodly-squat and Jacks

Doodly-squat noun - A small worthless amount.

Jacks is a synonym for doodly-squat. In some cases you can replace term "Jacks" with "Doodly-squat", this terms are similar.

Jacks noun - A game in which jackstones are thrown and picked up in various groups between bounces of a small rubber ball.

Doodly-squat is a synonym for jacks. You can use "Doodly-squat" instead a noun "Jacks".