Definitions for washbasin
washbasin, basin, washbowl, washstand, lavatory(noun)
a bathroom sink that is permanently installed and connected to a water supply and drainpipe; where you can wash your hands and face
"he ran some water in the basin and splashed it on his face"
washbasin, handbasin, washbowl, lavabo, wash-hand basin(noun)
a basin for washing the hands (`wash-hand basin' is a British expression)
a permanently installed sink, fitted with a water supply and a drain, in which one may wash one's hands and face