Adjective much has 1 sense
  1. much - (quantifier used with mass nouns) great in quantity or degree or extent; "not much rain"; "much affection"; "much grain is in storage"
    Antonyms:
    little, small, slight
,Adverbial much has 5 senses
  1. much - to a great degree or extent; "she's much better now"
  2. much - very; "he was much annoyed"
  3. a lot, a good deal, a great deal, much, very much - to a very great degree or extent; "we enjoyed ourselves very much"; "she was very much interested"; "this would help a great deal"
  4. much, practically - (degree adverb used before a noun phrase) for all practical purposes but not completely; "much the same thing happened every time"
  5. much, a great deal, often - frequently or in great quantities; "I don't drink much"; "I don't travel much"
,Noun much has 1 sense
  1. much - a great amount or extent; "they did much for humanity"
    --1 is a kind of
    large indefinite quantity, large indefinite amount
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