Twenty-one backtick is how you say the text " 21` " which is typed by hitting the three top-left keys from right to left on a standard English Keyboard: 2, 1, and backtick
Used in IM to mean over and out.
A term used to describe anal sex. A guy penetrates (sticks) a butt (back). It is used to disguise the dirty words usually describing this action and is often used when (normallyheterosexuals) are humorously speaking about anal sex.
This term is used in a game of football (soccer) when the ball is played in the air to the far side of the opponent's goal in order to score. It is used by mainly strikers and wingers and they scream this when running towards the far post of the opponent's goal as they are demanding a cross ball in the air to be delivered to them.