First Known Use: 1943
Dictionary
Allen wrench
noun Al·len wrench \ˈa-lən-\
: a small tool that is used to turn a special type of screw
Full Definition of ALLEN WRENCH
: an L-shaped hexagonal metal bar either end of which fits the socket of a screw or bolt
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Origin of ALLEN WRENCH
Allen Manufacturing Co., Hartford, Connecticut
Rhymes with ALLEN WRENCH
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