ironclad agreement
Also found in: Idioms.
ironclad agreement
A mythical contract that can't be broken—like the Loch Ness Monster, often reported but never confirmed. As a practical matter, there is no agreement that can't be broken if the parties have sufficient resources, well-qualified legal talent, and plenty of time.
The Complete Real Estate Encyclopedia by Denise L. Evans, JD & O. William Evans, JD. Copyright © 2007 by The McGraw-Hill Companies, Inc.