Drain

Drain may refer to:

==Objects and processes== Drain (plumbing), a fixture that provides an exit-point for waste water or for water that is to be re-circulated on the side of a road Floor drain Drain (surgery), a tube used to remove pus or other fluids from a wound Drainage, the natural or artificial removal of surface and sub-surface water from a given area French drain, a system that redirects surface water and groundwater away from an area Slot drain Storm drain, a system of collecting and disposing of rain water in an urban area Drain (transistor), a terminal in a field effect transistor