billycart Get Printable Handwriting Hear It! Say It! Write It! Learn It! Spelling Test Definition noun. a small cart often used for racing down hills. Example Sentence He rode his billycart in the race. Spelled as one word. More Example Sentences The billycart was colorful and fast. Synonyms go-kart; cart; wagon Antonyms airplane Hear It! Say It! Write It! billycart Switch to cursive Start Share with your friends: