buttocks Get Printable Handwriting Rhymes Hear It! Say It! Write It! Learn It! Spelling Test Definition plural noun. the two rounded parts of the body on which a person sits. Example Sentence My buttocks is sore from cycling. More Example Sentences He sat down on his buttocks. Synonyms rear; backside; bottom Antonyms front Hear It! Say It! Write It! buttocks Switch to cursive Start Rhymes Two Syllable Rhymes (1) buttocks Share with your friends: