GROIN
1 —none. 1 depression between the belly and the thigh. 2 archit. A edge formed by intersecting vaults. B arch supporting a vault. —verb. Archit. Build with groins. [origin uncertain]
1 —none. 1 depression between the belly and the thigh. 2 archit. A edge formed by intersecting vaults. B arch supporting a vault. —verb. Archit. Build with groins. [origin uncertain]
none. (brit. Groyne) timber, stone, or concrete wall built at right angles to the coast to check beach erosion. [dial. Groin snout, from french]