["Definition of what pronoun from the Oxford Advanced Learner's Dictionary. used in questions to ask for particular information about somebody/something. What is your name? What (= what job) does he", "(used interrogatively as a request for specific information). What is the matter? (used interrogatively to inquire about the character, occupation, etc., of a person). What does he do? (used interrogatively to", "Guess what is often used to tell someone that you have surprising news. Guess what happened to me today! “ Guess what!” “What?” “I bought a new car.” I'll tell you what I'm going to do: I'm going to let", "pronunciation note: Usually pronounced (hwɒt ) for meanings [sense 2], [sense 4], [sense 5] and [sense 18]. You use what in questions when you ask for specific information about something that you do not", "We use what to ask questions and as a pronoun and determiner. We can use what to ask for information about things and actions: We can use what in informal situations to ask someone to", "a) used to ask someone to repeat something they have just said because you did not hear it properly ‘Could you turn the music down a bit?’ ‘What?’. b) used when you have heard someone calling to you"]