means any kind of a gun or instrument that discharges a bullet, missile or object likely to cause physical injury or death to a person;
means any instrument, including any knife (excepting a pocket knife or pen knife, having a blade less than three and one-half inches long), club, metal knuckles, chain, whip, dagger or any other object, adapted to, or usable as, a weapon to inflict physical injury or death on another person.
(Ord. 303 § 1, 1971)