[no obj] 1 : to make a very loud and unpleasant sound
▪ Some animal was caterwauling in my backyard last night. 2 : to protest or complain noisily
▪ He continues to caterwaul about having to take the blame.
▪ Some animal was caterwauling in my backyard last night.
▪ He continues to caterwaul about having to take the blame.
— caterwaul noun, plural caterwauls [count]





