sailboard

[seyl-bawrd, -bohrd]
noun
  1. a long board, usually of Plexiglas, used for windsurfing, having a mount for a sail, a daggerboard, and a small skeg.
  2. a small, flat, single-masted sailboat, usually having no cockpit.

Origin of sailboard

An Americanism dating back to 1960–65; sail + board
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for sailboard

sailboard

noun
  1. the craft used for windsurfing, consisting of a moulded board like a surfboard, to which a mast bearing a single sail is attached by a swivel joint
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