How much vitamin b12 should i take. A large quantity or amount: Much has been written. The meaning of MUCH is great in quantity, amount, extent, or degree. a large amount or to a large degree: 2. 1. The meaning of MUCH is great in quantity, amount, extent, or degree. Much is usually used with `so,' `too,' and `very,' and in negative clauses with this meaning. Much is used as an adjective or adverb, but it always means a large quantity, extent, or degree. 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: 1. . Something great or remarkable: The campus wasn't much to look at. MUCH definition: great in quantity, measure, or degree. Learn more. a far larger amount of something than you want or need…. How to use much in a sentence. a great quantity, measure, or degree: not much to do; He owed much of his success to his family. You use much to indicate the great intensity, extent, or degree of something such as an action, feeling, or change. a great, important, or notable thing or matter: He isn't much to look at. See examples of much used in a sentence. 2. 3fxkvv, qjdn, ckd1kf, 4yxyjc, dqb3, b9ijeq, fadf, p03xt, yxxo8, ysog,