Left-arm unorthodox spin from right to left on the pitch. The ball turns away from the right-handed batsman, as if the bowler were an orthodox left-arm spinner. In cricketing parlance, the word "chinaman" is used to describe the stock delivery of a left-arm "unorthodox" spin bowler (though some reserve it for the googly delivery ). The origin of the term is uncertain. One version relates to a Test match played between England and the West Indies at Old Trafford in 1933. Ellis "Puss" Achong, a player of Chinese origin, was a left-arm orthodox spinner, playing for the West Indies. He had Walter Robins
Wrist spin stock delivery and the "wrong'un" – in the wrist spinner's case his googly, and in the finger spinner's case his doosra. A topspinning cricket ball behaves similarly to top spin shots in tennis or table tennis. The forward spinning motion impedes air travelling over the ball, but assists air travelling underneath. The difference in air pressure above and underneath the ball (described as the Magnus effect) acts as a downward force, meaning that the ball falls earlier and faster than normal. In cricketing terms, this means that the ball drops shorter, falls faster and bounces higher than might otherwise be