barracudas Get Printable Handwriting Hear It! Say It! Write It! Learn It! Spelling Test Definition noun. Large, predatory fish found in warmer parts of the ocean. Example Sentence The diver was amazed by the school of barracudas swimming past him. Synonyms predatory fish; sea pike; marine predator Antonyms prey; herbivore Hear It! Say It! Write It! barracudas Switch to cursive Start Share with your friends: