ˈwīpə(r) noun
( -s )
: one that wipes:
a.
(1) : something (as a towel or sponge) used for wiping
(2) slang : handkerchief
(3) : a projecting tooth, tumbler, eccentric, tappet, or cam on a rotating or oscillating piece used especially for raising a stamper, the helve of a power hammer, or other part intended to fall by its own weight
(4) or wiper ring : ring oiler
(5) : a rod or an attachment to hold a rag for wiping out the bore of the barrel of a firearm
(6) : a moving contact for making connections with the terminals of an electrical device (as a rheostat) — compare brush III 3a
b.
(1) : a roundhouse employee who cleans locomotives
(2) : a worker who removes dirt and grease from machinery (as in a shop or engine room)
(3) : a worker who with an asbestos pad wipes surplus aluminum from the sealed joints of glass bricks