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

harpoon \harpoon"\, v. t. imp.  p. p. harpooned
   -p=oond"; p. pr.  vb. n. harpooning.
   to strike, catch, or kill with a harpoon.
   1913 webster
see also:
harpooned harpooning 

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

harpoon \harpoon"\ haumrp=oon", n. f. harpon, ll.
   harpo, perh. of ger. origin, fr. the harp; cf. f. harper to
   take and grasp strongly, harpe a dog's claw, harpin boathook
   the sense of hook coming from the shape of the harp; but
   cf. also gr. "a`rph the kite, sickle, and e. harpy. cf.
   harp.
   a spear or javelin used to strike and kill large fish, as
   whales; a harping iron. it consists of a long shank, with a
   broad, flat, triangular head, sharpened at both edges, and is
   thrown by hand, or discharged from a gun.
   1913 webster

   harpoon fork, a kind of hayfork, consisting of a bar with
      hinged barbs at one end and a loop for a rope at the other
      end, used for lifting hay from the load by horse power.

   harpoon gun, a gun used in the whale fishery for shooting
      the harpoon into a whale.
      1913 webster
see also:
harp harpoon fork harpoon gun 

[3] : WordNet (r) 2.0

harpoon
     n : a spear with a shaft and barbed point for throwing; used for
         catching large fish or whales; a strong line is attached
         to it
     v : spear with a harpoon; "harpoon whales"

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

24 moby thesaurus words for "harpoon":
   bag, catch, enmesh, ensnare, entangle, entrap, foul, hook, land,
   lasso, mesh, nail, net, noose, rope, sack, snag, snare, sniggle,
   spear, take, tangle, tangle up with, trap

Harpoon >> H Words
Harpoon, definition of term: Harpoon
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