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1. Dictionary

   scum

   /skʌm/

   noun

   • 1. a layer of dirt or froth on the surface of a liquid: "green scum found on stagnant pools" Similar filmlayercoveringfrothfoamsudsdrossdirt
   • 2. a worthless or contemptible person or group of people: informal, derogatory "you drug dealers are the scum of the earth" Similar despicable person/peoplerabbleriff-raffrefusegarbagetrashvermingood-for-nothing(s)undesirable(s)the lowest of the lowthe dregs of societytrog(s)informal:dirtdirty dog(s)rat(s)louse(s)toad(s)worm(s)scumbag(s)crud(s)cur(s)no-good(s)pond scumscuzzball(s)sleazeball(s)archaic:dastard(s)

   verb

   • 1. form a layer of dirt or froth on (a liquid): "litter scummed the surface of the water"
   • ▪ (of a liquid) become covered with a layer of dirt or froth: "the lagoon scummed over"

   Word Origin Middle English: from Middle Low German, Middle Dutch schūm, of Germanic origin.

   Derivatives

   • 1. scummy adjective

   Scrabble Points: 8

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   • M

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2. www.open.edu › openlearncreate › modStudy Session 4 Liquid Wastes: Sources, Types and ... - OpenLearn

   www.open.edu › openlearncreate › mod

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   4 days ago · A grease trap consists of a small tank or chamber which slows the speed of effluent flow. In the grease trap, fats, oils and grease float to the top of the wastewater and form a layer of scum that is contained within the tank. This can then be removed and disposed of as solid waste. Relatively clean water exits from the grease trap for disposal.

3. www.merriam-webster.com › dictionary › scum of the earthScum of the earth Definition & Meaning - Merriam-Webster

   www.merriam-webster.com › dictionary › scum of the earth

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   5 days ago · The meaning of SCUM OF THE EARTH is the worst people on the earth. ... See the full definition. Games & Quizzes; Games & Quizzes; Word of the Day ...

4. www.bbc.co.uk › learningenglish › englishBBC Learning English - 6 Minute English / Eating pond scum

   www.bbc.co.uk › learningenglish › english

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   4 days ago · pond scum. a slang name for microalgae like spirulina and chlorella. having a moment. becoming more well-known and popular at this moment in time; similar to ‘trending’. superfood. a type of ...

5. www.vocabulary.com › dictionary › pond scumPond scum - Definition, Meaning & Synonyms | Vocabulary.com

   www.vocabulary.com › dictionary › pond scum

   2 days ago · pond scum: 1 n free-floating freshwater green algae Type of: chlorophyte , green algae algae that are clear green in color; often growing on wet ricks or damp wood or the surface of stagnant water

6. www.vedantu.com › question-answer › explain-theExplain the formation of scum when hard water is ... - Vedantu

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   4 days ago · These salts are not miscible in water at all and form a white layer on the surface of the water called scum. This scum prevents the foaming action and thus cleaning, inhibiting the function of soap. The reactions that occur are: RCOO−Na+ + Ca2+ → (RCOO−)2Ca + 2Na+ R C O O − N a + + C a 2 + → ( R C O O −) 2 C a + 2 N a +.

7. www.simplilearn.com › scrum-master-rolesScrum Master Roles and Responsibilities [2024] | Simplilearn

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   5 days ago · The three roles of a scrum master are to facilitate, lead, and communicate. A scrum master must facilitate scrum meetings, also called daily standups. They must lead the meetings and conduct retrospective reviews to see what’s happening. They must communicate well with their team members and manage obstacles effectively.

8. www.theregister.com › 2024/07/08 › oracleBirmingham hires Oracle on £10M professional services deal

   www.theregister.com › 2024/07/08 › oracle

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   1 day ago · The council initially failed to implement security and audit features in the software, meaning that it has no way of telling if fraud took place between April 2022 and September 2023. Brit council fumbles Oracle Fusion launch, leaving SAP to die another day; Oracle Fusion rollout costs 15 times council's estimates in SAP rip-'n-replace