J A B C D E F G H I J K L M N O P Q R S T U V W X Y Z Jail Help, I’m in jail! Stated when you are faced with a very difficult shot. Jerk To hit the ball from a bad lie, rough or sand, with a downward cutting motion causing the clubhead to dig into the ground beneath the ball. Jigger An iron with moderate loft and a short shaft. No longer in use. Present equivalent is the 4 iron. Jungle A slang term for heavy rough.