1. [n]  weapon consisting of a fighting ax; used by North American indians
2. [v]  kill with a tomahawk
3. [v]  cut with a tomahawk

Tomahawk
Committed to a top-secret naval nuclear missile project but struggling with his ethics, Dan Lenson is torn when his peace activist girlfriend is murdered and the Navy tries to pull him away from his hunt for the killer to deal with a military crisis

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1. \Tom"a*hawk\, n. [Of American Indian origin; cf.
   Algonkin tomehagen, Mohegan tumnahegan, Delaware tamoihecan.]
   A kind of war hatchet used by the American Indians. It was
   originally made of stone, but afterwards of iron.
   

2. \Tom"a*hawk\, v. t. [imp. & p. p. {Tomahawked}; p. pr.
   & vb. n. {Tomahawking}.]
   To cut, strike, or kill, with a tomahawk.