Nevada

Nevada – Crimes against public health and safety. 202.350.
1. It is unlawful for a person within this state to:
  (a) Manufacture or cause to be manufactured, or import into
   the state, or keep, offer or expose for sale, or give,
   lend or possess any knife which is made an integral part
   of a belt buckle or any instrument or weapon of the kind
   commonly known as switchblade knife…
  (b)… carry concealed upon his person any…
   (2) Dirk, dagger or machete… [A 1995 amendment
   substituted “machete” in this subsection for “dangerous
   knife.”]
   (4) Knife which is made an integral part of a belt
   buckle…
2. It is unlawful for a person to possess or use a:
  (a) Nunchaku or trefoil with the intent to inflict harm
   upon the person of another…
5. As used in this section…
  (e) “Trefoil” means an instrument consisting of a metal
   plate having three or more radiating points with sharp
   edges, designed in the shape of a star, cross or other
   geometric figure and used as a weapon for throwing.