Noun drain has 4 senses
  1. drain, drainage - emptying accomplished by draining
    --1 is a kind of emptying, voidance, evacuation
    Derived form: verb drain3
  2. drain - tube inserted into a body cavity (as during surgery) to remove unwanted material
    --2 is a kind of
    tube, tubing
  3. drain, drainpipe, waste pipe - a pipe through which liquid is carried away
    --3 is a kind of pipe, pipage, piping
    --3 has particulars:
     culvert; scupper; sewer, sewerage, cloaca; soil pipe; trap
    Derived forms: verb drain3, verb drain1
  4. drain - a gradual depletion of energy or resources; "a drain on resources"; "a drain of young talent by emmigration"
    --4 is a kind of
    --4 has particulars: drawing, drawing off; brain drain
    Derived form: verb drain2
,Verb drain has 4 senses
  1. drain, run out - flow off gradually; "The rain water drains into this big vat"
    --1 is one way to run, flow, feed, course
    Derived forms: noun drainage1, noun drain3
    Sample sentence:
    The water drains
  2. drain - deplete of resources; "The exercise class drains me of energy"
    --2 is one way to
    consume, eat up, use up, eat, deplete, exhaust, run through, wipe out
    Derived form: noun drain4
    Sample sentences:
    Somebody ----s something
    Something ----s somebody
    Something ----s something
  3. drain - empty of liquid; drain the liquid from; "We drained the oil tank"
    --3 is one way to
    Derived forms: noun drainage1, noun drain3, noun drain1
    Sample sentence:
    They drain the water
  4. enfeeble, debilitate, drain - make weak; "Life in the camp drained him"
    --4 is one way to weaken
    Sample sentence:
    The performance is likely to drain Sue