[ flouuh r, flou-er ]
/ flaʊər, ˈflaʊ ər /


verb (used with object)

to make (grain or the like) into flour; grind and bolt.
to sprinkle or dredge with flour: Flour the chicken before frying.

verb (used without object)

(of mercury) to refuse to amalgamate with another metal because of some impurity of the metal; lie on the surface of the metal in the form of minute globules.
to disintegrate into minute particles.

Origin of flour

1200–50; Middle English; special use of flower. Compare French fleur de farine the flower or finest part of the meal

Related forms

flour·less, adjectiveo·ver·flour, verbun·floured, adjective

Can be confused

flour flower
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for flour

British Dictionary definitions for flour


/ (ˈflaʊə) /


a powder, which may be either fine or coarse, prepared by sifting and grinding the meal of a grass, esp wheat
any finely powdered substance


(tr) to make (grain) into flour
(tr) to dredge or sprinkle (food or cooking utensils) with flour
(of mercury) to break into fine particles on the surface of a metal rather than amalgamating, or to produce such an effect on (a metal). The effect is caused by impurities, esp sulphur

Derived Forms

floury, adjective

Word Origin for flour

C13 flur finer portion of meal, flower
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