calloused Get Printable Handwriting Rhymes Hear It! Say It! Write It! Learn It! Spelling Test Definition adjective. 1 not having kindness; not sensitive; having a hard heart; 2.having an area of hard thick skin; rough and hardened. Example Sentence My feet were calloused from all the walking. Synonyms harden; horny; thickened Antonyms soft Hear It! Say It! Write It! calloused Switch to cursive Start Rhymes Two Syllable Rhymes (2) ballast calloused Share with your friends: