adj- broken; unnecessarily redundant, superfluous, or meaningless; stupid or ridiculously moronic; bootleg or of questionable quality

Poor quality, in relation to consumer products.

A thing that is worthless or useless; shit

Negative. "Jank" Crappy, shitty, stupid, etc.

1.) All purpose noun; jank or jahnk can literally mean anything, yet means nothing on its own. The meaning of jank is understood and defined by the context in which it is used.
2.) Ones possessions or things, stuff
3.) verb form: janked means totally screwed or to receive a raw deal or bad situation.
The correct spelling is unknown and the word is often slurred or mumbled when used.

Stank junk. What else?

Wack, Messed up, Bullshit, unfair.