Wiktionary
self-serve
a. Describing a facility in which the customer does the work rather than being waited on. alt. Describing a facility in which the customer does the work rather than being waited on.
Usage examples of "self-serve".
So, which comes first or which is most powerful: the selfish thoughts, the greedy emotions, or the mean, self-serving behavior?
Just past one of the many self-serve locks, I paddled to a pier, tied my bobbing kayak in place as a heavy barge exited the lock behind me, and walked toward a circular wood-and-adobe structure that I hoped was an artesian well.
He drove a preowned car, gassed up at the self-serve pump, winced when he looked at pricetags, and always sought out bargains in used books.