Fiending

[Becky]

to incredibly crave for something, as in sex or drugs

[Tanya Shivari]

Feeling very desperate for a drug, like youll do anything to get it.

[PussyCat]

to really crave something, to do something

[Tanya Shivari]

n. craving, desiring, wanting, obsessing (over or about).

[Tanya Shivari]

Trying so hard to find the last hit of meth

[PussyCat]

a meth like desire for something. To really crave something or someone

[Couch Potatoe]

1. To do something with extreme intensity and vigor.
2. To want something, badly
3. To compete in something, or otherwise complete a task, with success.

[Little_Girl]

The act of asking or looking or wanting drugs/sex/food etc. in a more aggressive way.

[Mark Zuckerberg]

to want some action... sexually. to be horny as hell.

[Marquetta]

When [you need] [nicotine] and start acting [like a little] shit.