oat: Meaning and Definition of

oat

1. a cereal grass, Avena sativa, cultivated for its edible seed.
2. Usually, the seed of this plant, used as a food for humans and animals.
3. any of several plants of the same genus, as the wild oat.
4. a musical pipe made of an oat straw.
1. to feel frisky or lively.
2. to be aware of and use one's importance or power.
6. See(def. 3).