From Longman Dictionary of Contemporary Englishwind down phrasal verb1 wind something ↔ downSTOP something THAT IS HAPPENING to gradually reduce the work of a business or organization so that it can be closed down completely2 RELAXEDto rest and relax after a lot of hard work or excitement I find it difficult to wind down after a day at work.3 wind something ↔ down British English to make something, especially a car window, move down by turning a handle or pressing a button → wind→ See Verb table
Examples from the Corpus
wind down• I want to return in a few years' time - I've already started to wind the business down.From Longman Business Dictionarywind something → down phrasal verb [transitive]COMMERCE to gradually reduce the work of a business or organization so that it can be closed down completelyThe company has been winding down its business for 10 months because it was operating unprofitably. → wind→ See Verb table 