who /huː/pronoun 6determiner 1noun 1forms 2phrases 2 pronoun6 •which person or which people, used in a questionYou're getting married‽ Who to? (direct question)I don't know who it is. (indirect question) •Introduces a relative clause having a human antecedent. •With antecedent as subject.That's the man who works at the newsagent. (defining)My sister, who works in the accounts department, just got promoted to manager. (non-defining) •With antecedent as object: whom.That's the man who I saw earlier.My brother, who you met the other day, is coming to stay for the weekend. •Also used with names of collective nouns that are groups of people, especially singularly-named musical groups or sports teams.Who are the Miami Heat? •Whoever, he who, they who.Who dares wins.Who insults my mother insults me. determiner1 •(dialect) whoseWho phone just rang? noun1 •A person under discussion; a question of which person.A wham-bam caper flick, efficiently directed by Roger Donaldson, that fancifully revisits the mysterious whos and speculative hows of a 1971 London bank heist. — 2008 formswhos · whose Phrases with who dog who caught the tireOne who accomplishes a seemingly impossible feat, but does not know what to do next. who's whoA publication containing biographies of well-known or important people.