Acronym for Kids In Parents' Pockets Eroding Retirement Savings.
Used to describe young(ish) people who should have moved out of the parental home but have refused to give up the easy lifestyle and perks that this entails. As a result this costs the parents in money and time.
The word which should be shouted as you wrong foot any opposition player in a competitive sport. This should help humiliate the player further as you leave him standing on the spot.