Definitions for "Spearing"
Keywords:  jab, helmet, poke, stick, blade
Stabbing at an opponent with the point of the stick blade regardless of whether contact is made (4,5 and GM).
An aggressive move in which a person butts his or her helmeted head into the chest or midsection of an opponent. This is a hazardous maneuver that may cause neck injury to the aggressor, and severe direct injury to the opponent.
Using the helmet in blocks or tackles as the primary contact surface. Keihästäminen (Pinomaa)
Keywords:  extruding, punching, see
See spear punching or extruding.