yam Get Printable Handwriting (yam) 1 syllables Hear It! Say It! Write It! Learn It! Spelling Test Definition noun. a starchy tuber that is often sweet. it is a staple food in many countries. Example Sentence A yam is similar to a sweet potato. More Example Sentences She made a soup with the yam. Synonyms tuber; sweet potato Antonyms jam Hear It! Say It! Write It! yam Switch to cursive Start Share with your friends: