Noah Webster's Dictionary (n. pl.) Dried grain, as oats or wheat, hulled and broken or crushed; in high milling, cracked fragments of wheat larger than grits.

Multi-Version Concordance Groats (4 Occurrences) Leviticus 2:14 And if thou offer a meal-offering of first-fruits unto Jehovah, thou shalt offer for the meal-offering of thy first-fruits grain in the ear parched with fire, bruised grain of the fresh ear. (See JPS) Leviticus 2:16 And the priest shall burn the memorial of it, part of the bruised grain thereof, and part of the oil thereof, with all the frankincense thereof: it is an offering made by fire unto Jehovah. (See JPS) 2 Samuel 17:19 And the woman took and spread the covering over the well's mouth, and strewed bruised grain thereon; and nothing was known. (See JPS) Proverbs 27:22 Though thou shouldest bray a fool in a mortar with a pestle along with bruised grain, Yet will not his foolishness depart from him. (See JPS)