Longman Dictionary of Contemporary English homepage

Date: 1700-1800
Origin: slough 'dead skin of an animal' (14-21 centuries), of unknown origin

slough

1 verb
     
slough1

slough something ↔ off

phrasal verb
1 technicalHB to get rid of a dead layer of skin
2 literary to get rid of something, especially something that is damaging you:
The president wanted to slough off the country's bad image.

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