by mel13100 May 12, 2015

A phrase one says when they see something crazy or completely out of the ordinary to show disbelief or shock.
Friend A: Omg, I just saw a naked, homeless man in the park singing back to the birds?
Friend B: Oh mon! Did you bring your camera?
Friend B: Oh mon! Did you bring your camera?
by Missblueiceeyes August 24, 2017
