GROAT

groat. Groat, [grawt] n. a small sum, 4d. sterling

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Groat (gra̤t or grōt), n. [[LG. grōte, orig., great, that is, a great piece of coin, larger than other coins in former use. See Great.]] 1. 1. An old English silver coin, equal to four pence.
2. 2. Any small sum of money.