from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A social interaction in which both parties are expected to give and take equally.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a street on which vehicular traffic can move in either of two directions
Sorry, no etymologies found.
And there was a real ‘ah-ha’ moment that this was going to be a two-way street between what was requested and what was provided.