The combination of understanding and agreement. Used when talking about informal commitment.
we aren't dating but we have an understandment not to fool around with other people.
by Audrey N October 29, 2007
2 more definitions
A synonym for understanding
"We had an unspoken understandment of how the rotation for who rode shotgun works."
by Mav1101 February 28, 2012
A extra way of saying understanding in past tense.
I truly wish i had the understandment i have now.
by Alexzander oliver August 31, 2011