Meaning of DRAIN in English

■ verb

1》 cause the liquid in (something) to run out, leaving it empty or dry.

↘(of liquid) run off or out.

↘(of a river) carry off the superfluous water from (an area).

↘become dry as liquid runs off.

↘drink the entire contents of.

2》 deprive of strength or vitality.

↘cause (a resource) to be used up.

■ noun

1》 a channel or pipe that carries off rainwater or liquid waste.

↘ Brit. a grating set in the ground over the opening of a ~.

2》 a thing that uses up a resource.

↘the continuous loss of a resource: the ~ of talented staff.


go down the ~ informal be totally wasted.

laugh like a ~ Brit. informal laugh raucously.


OE drēahnian , drēhnian 'strain liquid', of Gmc origin; related to dry .

Concise Oxford English vocab.      Сжатый оксфордский словарь английского языка.