Longman Dictionary of Contemporary English - plenty

~1 pronoun a large quantity that is enough or more than enough  (If you want some more chairs, there are plenty more in here.) + of  (Make sure she eats well and gets plenty of fresh air. | You've got plenty of time. | I don't want any more work, I already have plenty to do.)  (- compare few, lot) ~2 adv informal 1 plenty big enough, plenty bright enough etc more than big enough, bright enough etc  (This apartment's plenty big enough for two.) 2 AmE to a large degree; a lot  (I sleep plenty, but I always wake up feeling tired.) ~3 n formal 1 a situation in which there is a large supply of something, especially something that is needed for life  (In years of plenty everyone has enough to eat.) 2 in plenty in large supply; more than enough  (There was food and wine in plenty.)  (- see also horn of plenty)