If you drain something, you remove the liquid from it, usually by pouring it away or allowing it to flow away, and if something drains, liquid flows away or out of it:

The meaning of DRAIN is to draw off (liquid) gradually or completely. How to use drain in a sentence.

DRAIN definition: to withdraw or draw off (a liquid) gradually; remove slowly or by degrees, as by filtration. See examples of drain used in a sentence.

To or into the condition of being wasted or lost: All of our best laid plans are down the drain.

drain /dreɪn/ v. to empty by drawing off liquid: [~ + object] to drain a swamp. [~ + object (+ of + object)] Drain the wound (of blood) before you apply the bandage. [no object] The crankcase has to drain …

A drain is the primary vessel or conduit for unwanted water or waste liquids to flow away, either to a more useful area, funnelled into a receptacle, or run into sewers or stormwater mains as waste …

Drain definition: To draw off (a liquid) by a gradual process.

Our Fredericksburg plumbers are equipped with the tools and experience to improve the quality of your drains. Point us toward the clog and we’ll have it fixed before you know it. Schedule an appointment …

A timely drain cleaning will keep you from costly repair and replacement of your drain line down the line. If you smell foul coming from your drains, regular leaks, backups or an old structure, then you may …

If you say that something is a drain on an organization's finances or resources, you mean that it costs the organization a large amount of money, and you do not consider that it is worth it.