Acorn A DoAn — May 1, 2011 · Comments off Definition: The nut of the oak tree, being an oval nut growing in a woody cup. Part of Speech: noun Example Sentences: The squirrel is busy gathering acorns. Acorns are an important food for many animals. WOW version: Related posts: apple Egg noodles swing pie candy Autumn harvest Autumn Fruit nut seed squirrel tree