[ skuhm ]
/ skʌm /


verb (used with object), scummed, scum·ming.

to remove the scum from.
to remove as scum.

verb (used without object), scummed, scum·ming.

to form scum; become covered with scum.

Origin of scum

1200–50; Middle English scume < Middle Dutch schūme (Dutch schuim) foam; cognate with German Schaum foam

Related forms

scum·less, adjectivescum·like, adjectiveun·scummed, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for scum

British Dictionary definitions for scum


/ (skʌm) /


verb scums, scumming or scummed

(tr) to remove scum from
(intr) rare to form a layer of or become covered with scum

Derived Forms

scumlike, adjectivescummer, noun

Word Origin for scum

C13: of Germanic origin; related to Old High German scūm, Middle Dutch schūm, Old French escume; see skim
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