[1] : The Collaborative International Dictionary of English v.0.48

conk \conk\ ko^ngk, n.
   1. the head. slang
      pjc

   2. a blow to the head. slang
      pjc

[2] : The Collaborative International Dictionary of English v.0.48

conk \conk\ ko^ngk, v. t.
   to hit on the head; as, to conk someone on the head with a
   pipe. slang
   pjc

[3] : WordNet (r) 2.0

conk
     n : informal term for the nose
     v 1: come to a stop; "the car stalled in the driveway" syn: stall
     2: hit, especially on the head; "the stranger conked him and he
        fainted"
     3: die; "the old man finally kicked the bucket" syn: kick the
        bucket, cash in one's chips, buy the farm, give-up
        the ghost, drop dead, pop off, choke, croak, snuff
        it
     4: pass out from weakness, physical or emotional distress due
        to a loss of blood supply to the brain syn: faint, swoon,
         pass out
see also:
stall kick the bucket cash in one's chips buy the farm give-up the ghost drop dead 
pop off choke croak snuff it faint 
swoon pass out 

[4] : Moby Thesaurus II by Grady Ward, 1.0

42 moby thesaurus words for "conk":
   beak, beezer, belfry, cash in, check out, chump, croak, decease,
   defrauder, diddler, die, dome, gyp, head, headpiece, hit, kick in,
   kick off, knock, lick, noddle, noggin, noodle, pass, pass away,
   pecker, poll, pop off, proboscis, rap, schnozzle, sharper, sharpie,
   shill, smeller, snitch, snoot, snout, swat, swipe, trickster,
   wipe

Conk >> C Words
Conk, definition of term: Conk
conk_pag1.html