Backdoor

Sarah

Catching two cards in a row to make a particular hand.

Sarah

taking or swooping up a another guy or girls main.

Sarah

A piece of code built into software which allows it's creator entry. This type of system is usually unneccecary, but has two main reasons.

To automatically create an account with full priviledges that is hidden from the user(s) of the program, so any time they get locked out the creator can log in and solve the prblem for them (a maintenance account)
as above, but with ulterior motives. See [spyware]
As above, but because the software is not designed for used by it's creator.

Particularly common in movies about or involving computer hacking.

Julian

To enviously kill [a friend] or someone who [trusted] you [unbeknownst] to them

exinilu

To go [behind] [someones] back and [betray] them

Cami

When someone [tryna] take [ya girl] [on the low]

Britney

Being a [middle man] to a drug transaction. [Short stopping] a play. Taking [out of the money] or drugs that someone else trusted you with.

Kai

In League Of Legends , it means you [siege] unguarded enemy [turrets] while [your team] is fighting the other team elsewhere.

Rihanna

When your friend has a girl he fucking and [wen] he stop [messing] wit her u go behind him and [fuck her]

Sonia

relating to something that is done secretly or in a way that is not direct or honest:

Jessica

The rear door of a building.