Brussels sprouts

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun plural A plant (Brassica oleracea var. gemmifera) in the mustard family, having stout cabbagelike buds.
• noun plural The buds of this plant, eaten as a vegetable.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun Plural form of Brussels sprout.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun the small edible cabbage-like buds growing along a stalk of the brussels sprout plant