Merriam-Webster Collegiate Dictionary - offensive

 I. adjective  Date: circa 1564  1.  a. making attack ; aggressive  b. of, relating to, or designed for attack ~ weapons  c. of or relating to an attempt to score in a game or contest; also of or relating to a team in possession of the ball or puck  2. giving painful or unpleasant sensations ; nauseous, obnoxious an ~ odor  3. causing displeasure or resentment ~ remarks  • ~ly adverb  • ~ness noun  II. noun  Date: 1687  1. the act of an attacking party  2. attack