poor mc Share definition Flag when someone, usually a male who goes by the name of jai, is feeling down or is short a bit of money, he is known as 'poor mc' "Alice isn't in a bra, that's gotta upset jai" "Poor mc!" poor mc by imperialpigeon2 August 22, 2017 0 0 Get merch Get the poor mc mug. Buy Now — $32.95 See more merch