definition of
[basin]

[1] #1 basin n. a bowl-shaped vessel; usually used for holding food or liquids; "she mixed the dough in a large basin". wn

[2] #2 basin n. [basinful] the quantity that a basin will hold; "a basinful of water". wn

[3] #3 basin n. a natural depression in the surface of the land often with a lake at the bottom of it; "the basin of the Great Salt Lake". wn

[4] #4 basin n. [river basin, watershed, drainage basin, catchment area, catchment basin, drainage area] the entire geographical area drained by a river and its tributaries; an area characterized by all runoff being conveyed to the same outlet; "flood control in the Missouri basin". wn

[5] #5 basin n. [washbasin, washbowl, washstand, lavatory] 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". wn