from The American Heritage® Dictionary of the English Language, 4th Edition
- n. An unwritten agreement guaranteed only by the pledged word or secret understanding of the participants.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. An agreement made between two parties, not bound by law but by honour
gentleman + 's + agreement (Wiktionary)
Friday, Ms. Merkel dropped Germany's demand to extend the maturity dates, saying a looser gentleman's agreement by banks to maintain their lending to Greece would be "a good foundation" for a new Greek aid package.