Used attributively to modify another noun, indicating relation to or characteristic of groundhogs.
Definitions
groundhognoun
A small North American mammal of the squirrel family, also known as a woodchuck, that is known for its burrowing habits and is often associated with the prediction of weather on Groundhog Day.
The groundhog emerged from its burrow to check for its shadow on February 2nd.
groundhogadjective
Relating to or characteristic of a groundhog.
We followed a set of groundhog tracks through the garden.