mustard

Universal Words noun [U] 1 a thick cold yellow or brown sauce that tastes hot and spicy and is usually eaten with meat: a jar of mustard * mustard powder * French / English mustard 2 a small plant with yellow flowers, grown for its seeds that are crushed to make mustard 3 a brownish-yellow colour mustard adjective: a mustard sweater IDIOMS (not) cut the mustard to (not) be as good as expected or required: I didn't cut the mustard as a hockey player. moreatKEENadj.