Definition of 'slough'

Noun

1. necrotic tissue; a mortified or gangrenous part or mass
      Synonyms: gangrene sphacelus
2. a hollow filled with mud
3. a stagnant swamp (especially as part of a bayou)
4. any outer covering that can be shed or cast off (such as the cast-off skin of a snake)

Verb

1. cast off hair, skin, horn, or feathers; "our dog sheds every Spring"
      Synonyms: shed molt exuviate moult

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