What does JACK mean in Military?
This page is about the meanings of the acronym/abbreviation/shorthand JACK in the Governmental field in general and in the Military terminology in particular.
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What does JACK mean?
- jack, doodly-squat, diddly-squat, diddlysquat, diddly-shit, diddlyshit, diddly, diddley, squat, shit(noun)
- a small worthless amount