simple past tense and past participle of drain out

The migration of educated or talented people from less economically advanced areas to more economically advanced areas, especially to large cities or richer countries.

(vulgar, of men) To urinate.

(idiomatic) wasted or irretrievable.

A board beside a kitchen sink, designed to drain into the sink, used for letting kitchen utensils dry after they had been washed.

A shallow trench, sometimes lined with tile or containing a perforated pipe, backfilled with gravel and then covered over, used to collect and channel runoff water.

plural of draining board

plural of French drain

plural of brain drain

present participle of circle the drain