What does OAT mean?

oat (ōt) n. 1. often oats(used with a sing. or pl. verb) a. Any of various grasses of the genus Avena, especially A. sativa, widely cultivated for their edible grains. b. The grain of any of these plants, used as food and fodder. 2. A musical pipe made of an oat straw.

a cereal plant cultivated chiefly in cool climates and widely used for animal feed as well as human consumption. the grain yielded by this, used as food. used in names of wild grasses related to the cultivated oat, e.g., wild oat

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