from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Informal One that serves as a substitute for another.
- n. Informal A short informative summary.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A temporary replacement for another
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. someone who takes the place of another (as when things get dangerous or difficult)
Sorry, no etymologies found.