A derogatory term used connoting uselessness and intellectual inadequacy. Usually attributed to an asshole going on and on to convince everyone of their intellectual prowess but in reality it is abundantly clear they are a complete and total dumb ass.
We were stuck in that room for hours while that jackscrew went on and on about not one fucking thing that mattered.
by Flavius1965 February 18, 2014
5 Words related to Jackscrew

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