1. Emptied or exhausted of (as by drawing off e.g. water or other liquid)
   "a drained and apathetic old man … not caring any longer about anything"; "a drained marsh"; "a drained tank"
    
2. Extremely exhausted
   "the day's shopping left her drained";
   - knackered [Brit, informal], zonked [informal], shagged [Brit, informal], zonked out [informal], deadbeat [Brit, informal], shagged out [Brit, informal], stonkered [Brit, Austral, NZ, informal], shattered [Brit, informal], exhausted, dog-tired [informal], fagged [Brit, informal], fatigued, played out, spent, washed-out, worn-out, worn out, gone, shot [informal], pooped [N. Amer, informal], fried [N. Amer, informal], run-down
    
3. Drained of electric charge; discharged
   "left the lights on and came back to find the battery drained";
   - dead, flat [Brit]

1. Empty of liquid; drain the liquid from
   "We drained the oil tank"
    
2. Flow off gradually
   "The rain water drains into this big vat";
   - run out
    
3. Deplete of resources
   "The exercise class drains me of energy"
    
4. Make weak
   "Life in the camp drained him";
   - enfeeble, debilitate

See also: empty, exhausted, tired, uncharged

Type of: consume, course, deplete, eat, eat up, empty, exhaust, expend, feed, flow, run, run through, use, use up, weaken, wipe out

Antonym: undrained

Encyclopedia: Drained