Derived from the root 'manchego' - a Spanish cheese that is also a divine tapas restaurant in Santa Monica, CA. Also - A pet nickname for someone you love with all your heart.
A "house rule" when you are playing Risk and run out of Infantry, (worth 1), but have calvary (worth 5) and artillery (worth 10). Therefore, you have to manipulate "Manchange" with your adversary. When desperate not to "over bet" on a territory you may loose, you can negotiate trades, even (1 for 1) or "rough trade" (3 for 5) or (7 for 10).
Dang, I'm in a pinch, I need manchange, can we trade a canon and a horse for 10 men?
when you're holding up your phone and making faces at it, as though you are taking a selfie, but you're really taking a picture of the person across from you or the wall or anything else that seems interesting but you don't want to be caught dead taking a picture of.
This action is often made more convincing by wiggling the eyebrows or opening the mouth, to pretend you're trying to get a Snapchat filter to work.
FRIEND A: "Did you just take a stealthie of me?"
FRIEND B (turning phone around): "no I was just using snapchat's new filter, see?"