verb (used without object)
to ride a cresting wave toward the shore by lying face down in the water with the arms stretched forward in the direction of the wave.
Origin of body-surf
First recorded in 1940–45
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
to ride a wave by lying on it without a surfboard
informal to fling oneself prone onto a crowd of people, for example on a dance floor or at a rock concert, and move or be carried over their heads
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