subs. (old).1. Playing cards. For synonyms, see KINGS BOOKS.
1821. D. HAGGART, Life, p. 56. We played at FLATS in a budging-crib.
2. (old).False dice. For synonyms, see FULHAMS.
3. (old).Base money.
MAHOGANY FLATS, subs. phr. (common).Bed-bugs. For synonyms, see NORFOLK HOWARDS.