What is "unsober"

Usage examples of "unsober".

He gestured at the bar, where several of his friends were standing a little unsteadily, although their natural grace was such that Theo was only now getting to the point where he could tell the difference between sober and unsober fairies.

Probably those who were privileged to witness his landing decided that he was either an acrobat casually practising a back flip or a slightly stout and unsober god arriving in haste from some well-tailored Olympus.