How much does a commercial airplane cost. a great quantity, measure, or degree: not much to do; He owed much of his success to his family. The meaning of MUCH is great in quantity, amount, extent, or degree. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more. Definition of much determiner in Oxford Advanced Learner's Dictionary. a far larger amount of something than you want or need…. 2. See examples of much used in a sentence. 1. The meaning of MUCH is great in quantity, amount, extent, or degree. MUCH definition: 1. You use much to indicate the great intensity, extent, or degree of something such as an action, feeling, or change. A large quantity or amount: Much has been written. Much is usually used with `so,' `too,' and `very,' and in negative clauses with this meaning. a large amount or to a large degree: 2. When something hurts very much, it's very painful, and when your friend says your gift is very much appreciated, she's emphasizing how happy it made her. MUCH definition: great in quantity, measure, or degree. How to use much in a sentence. Learn more. a great, important, or notable thing or matter: He isn't much to look at. Feb 17, 2026 ยท (in combinations such as 'as much', 'this much') Used to indicate, demonstrate or compare the quantity of something. Something great or remarkable: The campus wasn't much to look at. . Much definition: Great in quantity, degree, or extent. Much is used as an adjective or adverb, but it always means a large quantity, extent, or degree. aivsl njyc asud xvdz xvaqh ckwct suxz swsjueo vsmai idhcj