Pronunciation: (kō'pē-us), [key]
1. large in quantity or number; abundant; plentiful: copious amounts of food.
2. having or yielding an abundant supply: a copious larder; a copious harvest.
3. exhibiting abundance or fullness, as of thoughts or words.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.