shim plow
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Shim — Shim, n. 1. A kind of shallow plow used in tillage to break the ground, and clear it of weeds. [1913 Webster] 2. (Mach.) A thin piece of metal placed between two parts to make a fit. [1913 Webster] … The Collaborative International Dictionary of English
Shim (engineering) — In engineering, a shim is a thin and often tapered or wedged piece of material, used to fill small gaps or spaces between objects. Shims are typically used in order to support, adjust for better fit, or provide a level surface. Shims may also be… … Wikipedia
shim — {{11}}shim (n.) a slip of wood, 1723, a Kentish word, of unknown origin. Originally a piece of iron fitted to a plow for scraping soil; meaning thin slip to fill up a space or raise a level is from 1860. {{12}}shim (v.) to wedge up a surface by… … Etymology dictionary