From Longman Dictionary of Contemporary Englishred pepperˌred ˈpepper noun 1 [countable]DFF a red vegetable which you can eat raw or use in cooking stuffed red peppers2 [uncountable]DFF a spicy red powder used in cooking SYN cayenne pepper
Examples from the Corpus
red pepper• Soaking in a red pepper puree, the dish exceeds expectation.• He must buy a head of iceberg lettuce, a red pepper, a red onion, and some parsley.• Combine with water chestnuts, red pepper, and onions.• Chop ¼ red pepper, 2 spring onions, 1 celery stalk, 2 cooked new potatoes, cucumber and 2 mushrooms.• Chop the red pepper and mushrooms and arrange on the aubergines. 