When the batter, in slow pitch softball, cranks the ball back at the pitchers dick as hard as possible. Said pitcher may be on an assortment of prescription drugs, but most commonly blood thinners.
Dude, Billjust PK'd the shit out of that pitcher! Good thing the hospitals close.
RuneScape Pker who was one of the first 60/99/45 pkers until he got 70 attack followed by 70 defence. After getting defence, D O C Pk staked up to a blue partyhat, and lost it going for another. Currently retired from RS.