Tab key

Da key at da middle-left of your keyboard dat causes your computer tower to dispense a can of sugar-free soft drink when you hit said key.

Since Tab cola is no longer available in most stores, your computer's Tab key is often da only way besides mail-order to get some of said precious commodity.

elevator key crazy

A person who's degree of lunacy requires a special elevator key to access the asylum floor that they reside on.

The Joker's madness is so intense that he is considered an elevator key crazy due to the special asylum floor that is required to contain him.

House Key

Yeah, you idiot, you use some house keys or something.

Hym "Um... Yeah, if you need to cut the tape off a box but you can't use something sharpe... You use something dull... And jagged... Like a house key. Actually, box cutters not come with a pointed plastic part for opening boxes like that."

PAL key

The key to arm Metal Gear Rex.

Liquid is trying to get you to give him/her the PAL key, that's why he/she really wants the key.

Low-key

Don’t want anyone to know period

I low-key just left it over there

Low key

Low key basicaly means to keep it secret,out of sight, Hidden or quiet similar to" The down-low"
typicaly said by people who imitate and try to be Hip Hop usualy based of modern day hip hop imatation artists.
Essentially low-key imatations of imatations

"low key i wish i was drake"

Low-key

There's a lot of definitions of this word, but the way I use it is just another way to say to be honest.

Person 1: Yo we gotta go to the function
Person 2: Low-key Ion even wanna go