scummed

Verb

scum (third-person singular simple present scums, present participle scumming, simple past and past participle scummed)

1. To remove the layer of scum from (a liquid etc.).
2. To remove (something) as scum.
   • Some scumd the drosse, that from the metall came; / Some stird the molten owre with ladles great[…].1590, Edmund Spenser, “Book II, Canto VII”, in The Faerie Queene. […], London: […] [John Wolfe] for William Ponsonbie, →OCLC
3. To become covered with scum.
   • Take the smallest Cucumbers you can get, and as free from Spots as possible, put them into a strong Salt and Water for nine or ten Days, or 'till they are quite Yellow, and stir them twice a Day at least, or they will scum over, and grow soft1769, Elizabeth Raffald, The Experienced English House-keeper, pages 321–322
4. (obsolete) To scour (the land, sea, etc.).
   • SOo by Merlyns aduys ther were sente fore rydars to skumme the Countreye / & they mette with the fore rydars of the north / and made hem to telle whiche wey the hooste cam / and thenne they told it to Arthur / and by kyng Ban and Bors counceill they lete brenne and destroye alle the contrey afore...1485, Sir Thomas Malory, “xiij”, in Le Morte Darthur, book I
5. (obsolete) To gather together, as scum.
   • A great majority of the members are scummed together from the Jacobinical dregs of former periods of the revolution.1815, Rudolf Ackerman, Frederic Shoberl, The Repository of Arts, Literature, Commerce, Manufactures, Fashions and Politics
6. (informal) To startscum or savescum.

See all 11 meanings of scum