Backscratcher
Wiktionary, Creative Commons Attribution/Share-Alike License
noun.
A long
slender
rod with a rake-like device on one end, sometimes in the form of a
human
hand, designed to let a person scratch his own back.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
noun.
a long-handled scratcher for scratching your back
noun.
someone who is willing to trade favors or services for mutual advantage
Word Usage
"Wow, I gave you serious advice for you finger and you say 'backscratcher'."