We found 25 dictionaries that define the word groundhog:

General (21 matching dictionaries)

1. groundhog: Merriam-Webster
2. groundhog: Oxford Learner's Dictionaries
3. groundhog: American Heritage Dictionary of the English Language
4. groundhog: Collins English Dictionary
5. groundhog: Vocabulary.com
6. Groundhog, groundhog: Wordnik
7. groundhog: Cambridge Advanced Learner's Dictionary
8. groundhog: Wiktionary
9. groundhog: Webster's New World College Dictionary, 4th Ed.
10. groundhog: The Wordsmyth English Dictionary-Thesaurus
11. groundhog: Infoplease Dictionary
12. groundhog: Dictionary.com
13. groundhog: Cambridge Essential American English Dictionary
14. Groundhog (comics), Groundhog (disambiguation), Groundhog: Wikipedia, the Free Encyclopedia
15. groundhog: Rhymezone
16. groundhog: FreeDictionary.org
17. groundhog: Mnemonic Dictionary
18. groundhog: TheFreeDictionary.com
19. groundhog: Longman Dictionary of Contemporary English

Art (1 matching dictionary)

20. groundhog: Glossary of Science Fiction Jargon

Computing (1 matching dictionary)

21. groundhog: Encyclopedia

Medicine (1 matching dictionary)

22. groundhog: Medical dictionary

Slang (1 matching dictionary)

23. The Groundhog, groundhog: Urban Dictionary

(Note: See groundhogs as well.)

Definitions from Wiktionary ( ) ▸ noun:  A red-brown marmot, Marmota monax, native to North America. ▸ noun:  (rare) The aardvark. Similar: woodchuck, marmota monax, rockchuck, whistling marmot, red squirrel, meadow vole, field mouse, gray ground squirrel, common vole, red ant, more... Opposite: skyhog, underground animal, burrowing animal Phrases: Groundhog Day, 2011 Groundhog Day blizzard, groundhog cousin, more... Adjectives: old, dead, little, fat, big, young, bloody, large, famous, american, occasional ▸ Words similar to groundhog ▸ Usage examples for groundhog ▸ Idioms related to groundhog ▸ Wikipedia articles (New!) ▸ Popular adjectives describing groundhog ▸ Words that often appear near groundhog ▸ Rhymes of groundhog ▸ Invented words related to groundhog