positive caster

noun Automotive.

See under caster(def 6).


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Definition for positive caster (2 of 2)

[ kas-ter, kah-ster ]
/ ˈkæs tər, ˈkɑ stər /

noun Also castor (for defs 2–5).

verb (used without object)

(of a wheel) to swivel freely in a horizontal plane.

Origin of caster

Middle English word dating back to 1300–50; see origin at cast, -er1


cast·er·less, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for positive caster

/ (ˈkɑːstə) /


a person or thing that casts
Also: castor a bottle with a perforated top for sprinkling sugar, etc, or a stand containing such bottles
Also: castor a small wheel mounted on a swivel so that the wheel tends to turn into its plane of rotation
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012