Grade 2 arm Get Printable Handwriting (arm) 1 syllables Rhymes Learn It! Spelling Test Definition noun. 1 an upper limb of the human body in anatomy; 2 any instrument or instrumentality used in fighting or hunting;verb. prepare oneself for a military confrontation Example Sentence I broke my arm last year. Synonyms human limb; appendage; biceps Antonyms toe Rhymes One Syllable Rhymes (5) arm charm farm harm sharm Two Syllable Rhymes (7) alarm disarm ducharme forearm nonfarm rearm unarm Three Syllable Rhymes (1) underarm Share with your friends: