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 | Từ điển Oxford Learners Wordfinder Dictionary 
 
	
		|  who's who 
 
 ▪ I. ˌwho's ˈwho 7  [who's who] BrE NAmE   noun
 a list or book of facts about famous people
 •The list of delegates attending read like a who's who of the business world. From the reference book  Who's Who, which gives information about many well-known people and what they have done.
 
 ▪ II. who's ˈwho idiom
 people's names, jobs, status, etc
 •You'll soon find out who's who in the office.
 see also  ↑who's who
 Main entry: ↑whoidiom
 
 
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