a board placed at or forming the back of anything.
Basketball. a board or other flat vertical surface to which the basket is attached.
Origin of backboard
First recorded in 1755–65; back1
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for backboard
Contemporary Examples of backboard
Historical Examples of backboard
Also, a backboard of half-inch board, to correspond (Fig. 14).
The Midshipman lay across the backboard, staring out to the port-quarter.
I helped the girl into the backboard and climbed in beside her.
The end of the piano was twitched sharply from the backboard.
Already half its weight was supported by the dray's backboard.
British Dictionary definitions for backboard
a board that is placed behind something to form or support its back
a board worn to straighten or support the back, as after surgery
(in basketball) a flat upright surface supported on a high frame, under which the basket is attached
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
A board placed under or behind something to provide firmness or support.
A board placed beneath the body of a person with an injury to the neck or back, used especially in transporting the person in such a way as to avoid further injury.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.