noisy

Universal Words adjective (noisier, noisiest) 1 making a lot of noise: noisy children / traffic / crowds * a noisy protest (= when people shout) * The engine is very noisy at high speed. * They are a small but noisy pressure group (= they try to attract attention to their ideas by frequent discussion and argument). 2 full of noise: a noisy classroom * The streets were very noisy throughout the night. noisily adverb: The children were playing noisily upstairs.