technical
adjective
°Of or pertaining to the useful or mechanic arts, or to any academic, legal, science, engineering, business, or the like terminology with specific and precise meaning or (frequently, as a degree of distinction) shades of meaning; specially appropriate to any art, science or engineering field, or business; as, the words of an indictment must be technical.
°(slang) A secretarial way of saying "specific".
noun
°A pickup truck with a gun mounted on it.
°A technical foul: a violation of sportsmanlike conduct, not involving physical contact.