1. plural of oat

2. (plural only, uncountable) A mass of oat plants (genus Avena, especially Avena sativa).

- Oats are in the north corner of the farm.

- Usually oats is last in a rotation and does not get the fertilizer that other feed grains get.

3. (plural only, uncountable) Seeds of an oat plant, especially prepared as food.

- Oats is a heart-healthy breakfast food.

- Oats are good for you.