Definition of a good or great deal in English:

a good (or great) deal

1A large amount: I don’t know a great deal about politics
More example sentences
  • Her outward appearance was no more than a child of sixteen, but she was, in reality, a good deal over five hundred.
  • I think in the aspect of being a person who has a great deal to overcome and a great amount of love to give.
  • The reason why we are in the middle of such a cold epoch has a great deal to do with the positioning of the land masses.
Synonyms
a lot, a great amount, a large amount, a fair amount, much, plenty
British informal a shedload
vulgar slang a shitload
North American vulgar slang an assload
1.1To a considerable extent: she had got to know him a good deal better
More example sentences
  • The second reason seems to be a good deal more plausible than the first.
  • The autism appeal may have achieved a great deal, but there is still a great deal more that needs to be done.
  • This book is a good deal better than most, and a good deal easier to read.
See parent entry: deal

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Word of the day abjure
Pronunciation: əbˈdʒʊə
verb
solemnly renounce (a belief, cause, or claim)