drain
Cross references: 1. deplete 1. drain \'dra-n\ vb [ME draynen, fr. OE dre-ahnian] obs 1: FILTER 2a: to draw off (liquid) gradually or completely 2b: to cause the gradual disappearance of 2c: to exhaust physically or emotionally 3a: to make gradually dry 3b: to carry away the surface water of 3c: EMPTY, EXHAUST 1a: to flow off gradually 1b: to disappear gradually : DWINDLE 2: to become emptied or freed of liquid by its flowing or dropping 3: to discharge surface or surplus water - drain.er n 2. drain n 1: a means by which liquid or other matter is drained 2a: the act of draining 2b: a gradual outflow or withdrawal : DEPLETION 3: something that causes depletion : BURDEN
Webster's English Dictionary