For example, one could be holding a cup of coffee and instead of raising it as intended to your mouth, you fling it across the room.
Happens When Hitting On Girls
Making Game Winning Goals
Making Public Speeches
Joe Got The Yips And Lost Us The State Title When He Missed That Field Goal.
2) My post military career prospects aren't looking so good with a bad case of the combat yips and and drinking myself to sleep every night.
Mostly used in reference to public school educated people.