cheesesteak Get Printable Handwriting Hear It! Say It! Write It! Learn It! Spelling Test Definition noun. a sandwich of sliced steak topped with melted cheese and fried onions usually served on a long roll Example Sentence Philadelphia is the home of the Philly cheesesteak sandwich. Spelled as 1 word. Synonyms sandwich; beef and cheese sandwich; steak and cheese sandwich Antonyms drink Hear It! Say It! Write It! cheesesteak Switch to cursive Start Share with your friends: