For the purpose of this section, the following definition shall apply unless the context clearly indicates or requires a different meaning.
DANGEROUS WEAPON. Any instrument or device designed primarily for use in inflicting death or injury upon a human being or animal, which is capable of inflicting death upon a human being when used in the manner for which it was designed. Additionally, any instrument or device of any sort whatsoever which is actually used in such a manner as to indicate that the defendant intends to inflict death or serious injury upon a human being, is a DANGEROUS WEAPON. DANGEROUS WEAPONS include, but are not limited to, any offensive weapon, pistol, revolver or other firearm, dagger, razor, stiletto or knife having a blade of three inches or longer in length, or nunchuku sai kama, tonfa, throwing star, butterfly knife or brass knuckles.