[rug] n [(assumed) ME, rag, tuft, of Scand origin; akin to ON rogg tuft] (1591) 1: lap robe
2: a piece of thick heavy fabric that usu. has a nap or pile and is used as a floor covering
3: a floor mat of an animal pelt "a bearskin ~"
4. slang: toupee 2
5. Brit: a blanket for an animal (as a horse or dog)