The act of checking someone's side of the screen in a game, most notably first person shooters such as COD. It is also considered an act of total doucheness for you gain an advantage of the players location.
Me: Dude, WTF?
Friend: Whaaaaat???
Me:Stop screen checking, you keep beating me!
When you're uncertain about a fart that just happened, and you need to go make sure it wasn't something more serious.
Be right back! Gotta go do a price check on aisle two, if you catch my drift!
Sec Check - or Security Check. The act of researching someone through their social media profiles in order to know if they are legit/worth meeting/not a serial killer before meeting them first time (e.g. finding a tinder date's Facebook page).
I sec checked that hottie on tinder. Turns out he has two kids and works at wall-mart.
A street check is the seemingly involuntary urge to check whats going on at your house when you drive past your street, or the street of a friend.
So I'm driving from work to get some beer and smokes when I drove past my street. I did a street check and noticed some cars outside my house and people sitting outside talking. Nice
Or
I was driving around and drove past my road, did a street check, and not one car was there. Quiet day at the house, I presume...
A callout made to ask your friends what floor they are on the High Hotel.
Floor Check!
"I'm about at floor 5"
"Honestly, I only feel about the 2nd or 3rd"
"Bro, really? Dude, I'm on the 10th floor"
When a female hits you with her Glutes; which may cause injury, loss of balance, or pain. Also when cuddling an accelerated motion into the spoon position.
Why so you have to Ass Check me so much.