scum

But not long after the job was complete, the paint began to visibly peel, and the gleaming waters promptly refilled with green pond scum.

From Barron's ● Jun. 21, 2026

While Embo didn’t have much screen time, he can be glimpsed among the scum and villainy in a handful of episodes including Season 2 Episode 17, Season 5 Episode 14 and Season 6 Episode 5.

From Los Angeles Times ● May 21, 2026

“I went through four years of hell by this scum that we had to deal with,” Trump said.

From Salon ● Feb. 6, 2025

For most people, the word “algae” evokes puddles of puke-brown scum.

From Science Magazine ● May 21, 2024

Dragonflies skated over the scum on the stagnant backwater.

From "A Long Way from Chicago" by Richard Peck

When this occurs, blue-green algae can form blooms that discolour the water, or produce floating mats or scums on the water's surface.

From BBC ● Sep. 9, 2025

When this occurs, the algae can form blooms that discolour the water or produce floating mats or scums on the water’s surface.

From BBC ● Sep. 13, 2024

“You’re in the business of representing scums and trying to make as much money as long as there’s this lapse in the law.”

From Time ● Aug. 6, 2014

In their reproduction they closely resemble the pond scums.

From Elements of Structural and Systematic Botany For High Schools and Elementary College Courses by Campbell, Douglas Houghton

Mixing of filter press scums with diffusion juices is said to offer special advantages for the preliminary purification.

From Scientific American Supplement, No. 832, December 12, 1891 by Various

A thick mist scummed the windshields as the 39-car motorcade rolled eastward under the grey sky toward Andau, a scant kilometer from the border.

From Time Magazine Archive

It is here laboured or beaten with great staves, like batter or white starch, when it is allowed to settle, and the clear water on the top is scummed off.

From A General History and Collection of Voyages and Travels — Volume 08 by Kerr, Robert

The night's milk is scummed in the morning at daybreak, when the cows are milked again, and the new milk mixed with the old.

From Memoir, Correspondence, And Miscellanies, From The Papers Of Thomas Jefferson, Volume 2 by Randolph, Thomas Jefferson

The pot must be well scummed before the herbs are put in.

From The Cook and Housekeeper's Complete and Universal Dictionary; Including a System of Modern Cookery, in all Its Various Branches, Adapted to the Use of Private Families by Eaton, Mary, fl. 1823-1849

In boiling fresh meat, care is necessary to have the water boiling all the time it is in the pot; if the pot is not well scummed, the appearance of the meat will be spoiled.

From Domestic Cookery, Useful Receipts, and Hints to Young Housekeepers by Lea, Elizabeth E. (Elizabeth Ellicott)

The mission stories often guide you through a level’s most unique assassinations, which is a nice gift to players who don’t like engaging in the aggressive, save scumming and trial-and-error obsessiveness those never-be-seen challenges require.

From The Verge ● Jan. 27, 2021

The next day boil it gently, scumming it all the while till no more scum riseth; and if you will clarifie the Liquor with a few beaten whites of Eggs, it will be the clearer.

From The Closet of Sir Kenelm Digby Knight Opened by MacDonell, Anne

To every pint of juice, add two pounds of powdered loaf-sugar, boiling and scumming it in the same manner as for any other jam or jelly.

From The Cook and Housekeeper's Complete and Universal Dictionary; Including a System of Modern Cookery, in all Its Various Branches, Adapted to the Use of Private Families by Eaton, Mary, fl. 1823-1849

Boil all these together, till the scum be boiled in, not scumming it.

From The Closet of Sir Kenelm Digby Knight Opened by MacDonell, Anne

"There is a brain that will endure but one scumming."

From The Works of Charles and Mary Lamb — Volume 6 Letters 1821-1842 by Lamb, Mary