somebody who, for reasons of age or ultra-strict religious parents (baptist, anyone?), is unable to gain access to the vast quantities of alcohol necessary in these modern times to blur life enough that it seems vaguely tolerable.

they crave this alcohol so, that one who is over 16/18/21 or whatever, can get them to do anything in return for alcohol, and the promise of more alcohol to come.

anything within reason, of course.

A casual invitation / threat used by an individual that is not afraid of fucking someone up.