[ bak-spin ]
/ ˈbækˌspɪn /
reverse rotation of a ball causing it to bounce or roll backward or stop short.
Also called underspin.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for backspin
/ (ˈbækˌspɪn) /
sport a backward spinning motion imparted to a ball to reduce its speed at impact, as by hitting it with a downward or undercutting motionCompare topspin
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012