If you drain something, you remove the liquid from it, usually by pouring it away or allowing it… It’s easy to unclog your sink, bathtub, or shower with drano. To withdraw or draw off (a liquid) gradually
what-to-do-leaking-pipe ‐ Woolf Plumbing
Remove slowly or by degrees, as by filtration.
See examples of drain used in a sentence.
Look up drain in wiktionary, the free dictionary. To or into the condition of being wasted or lost All of our best laid plans are down the 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 discharge to be released or processed.
Some common synonyms of drain are bankrupt, deplete, exhaust, and impoverish While all these words mean to deprive of something essential to existence or potency, drain implies a gradual withdrawal and ultimate deprivation of what is necessary to an existence.