poriomania (pÅrâ³ Ä-Å-mÄnâ² Ä-Ä) [Gr. poreia, walking, + mania, madness]
1 Refers to the bowler's motion that ends with the start of the delivery. 2  arm-swing: The arc of the bowling arm and hand from the swing to the backswing. 3  arrows: Targeting arrows that appear on the lane 12 to 16 feet beyond the foul line. 4  Also called darts.
It comes from the English game of cricket and refers to a bowler who takes three wickets with three successive balls. For those more familiar with baseball, this is an impressive achievement, similar to a baseball pitcher striking out three batters in a row, but much less common.