1. "you know what i am saying" slurred into one word. Asking someone if they understand what you just said 2. can be used to confirm that what was just said to you was understood. with this meaning though a common result is usually
desired
1. we need to get our timing better next time yamsayin'
2. "he gets at least 6 yards per carry man, he's a beast"-
"yamsayin, i feel you"
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?"