Backboard n. : A board which supports the back wen one is sitting;

Backboard n. : A board serving as the back part of anything, as of a wagon.

Backboard n. : A thin stuff used for the backs of framed pictures, mirrors, etc.

Backboard n. : A board attached to the rim of a water wheel to prevent the water from running off the floats or paddies into the interior of the wheel.

Backboard n. : A board worn across the back to give erectness to the figure.

Example:
How do I fix my wooden basketball Backboard?

Taxonomy
Backboard, final approval, workgroup, old version, Adobe Flash Player, Connor, proofs, share documents, I need feedback, SSL Encryption, bank, credit card company, uploads, the network, video, speed, workflow, signup.

Defination from the web:
Backboard automates the entire process - from upload to final approval - all from within your web browser. ... marketing plan, board presentation, or project proposal, Backboard's contextual markup and comments work with all ...