cockroaches Get Printable Handwriting Hear It! Say It! Write It! Learn It! Spelling Test Definition plural noun. large insects that are often found in homes. they are usually brown or black and can fly. Example Sentence We hoped the cockroaches would not infest the kitchen. More Example Sentences They often come out at night to search. Synonyms roaches; pests; insects Antonyms lemon Hear It! Say It! Write It! cockroaches Switch to cursive Start Share with your friends: