Headbutt (Japanese: ずつき Headbutt) is a damage-dealing Normal-type move introduced in Generation I. It was TM02 in Generation II. A move used to inflict damage on an object/opponent. You pull your head back and slam it forwards using the part of the skull above the forehead to strike. Definition of headbutt - an aggressive and forceful thrust with the top of the head into the face or body of another person.