Definition of shim
(Entry 1 of 2)
: a thin, often tapered piece of material (such as wood, metal, or stone) used to fill in space between things (as for support, leveling, or adjustment of fit)
shim
verbshimmed; shimming
Definition of shim (Entry 2 of 2)
: to fill out or level up by the use of a shim
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Time Traveler for shim
The first known use of shim was in 1860
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