welts Get Printable Handwriting Hear It! Say It! Write It! Learn It! Spelling Test Definition plural noun. raised marks on the skin from injury or irritation. Example Sentence The mistreated dog had welts on its back. More Example Sentences The mosquito bites left itchy welts on her skin. Synonyms bumps; hives; scars Antonyms fresh Hear It! Say It! Write It! welts Switch to cursive Start Share with your friends: