groundhogs Get Printable Handwriting Hear It! Say It! Write It! Learn It! Spelling Test Definition noun. A type of rodent known for burrowing and hibernating. Example Sentence The groundhogs in our backyard have dug several burrows. Synonyms woodchuck; whistle pig; land beaver Antonyms bird; fish Hear It! Say It! Write It! groundhogs Switch to cursive Start Share with your friends: