1. a former British coin worth four pence
Usage: historical
2. hulled grain, especially oats, that has been crushed or coarsely ground

Examples

• The old groat was no longer accepted as currency.
• He paid the merchant with a silver groat.
• Oat groats are nutritious and filling.
• She cooked the groats into a hearty porridge.
• The recipe called for steel-cut oat groats.
• Buckwheat groats make an excellent side dish.