RUBBLE

I. noun Etymology: Middle English robyl Date: 14th century 1. broken fragments (as of rock) resulting from the decay or destruction of a building , a miscellaneous confused mass or group of usually broken or worthless things, waterworn or rough broken stones or bricks used in coarse masonry or in filling courses of walls, rough stone as it comes from the quarry, II. transitive verb (~d; rubbling) Date: 1926 to reduce to ~