Wiktionary
underbill
vb. To bill an inadequate amount.
Usage examples of "underbill".
It could have been one of the barrel vaults in Underbill, back in the beginning.
The stone now pitted and honey blond, very Martian in every respect-it looked like Nadia's Underbill arcade, standing there in the dusty green and limestone gorge of the Card, in Provence.
Strange how the kinetics of it evoked trains of thought, flashes of memory: the look of Underbill as they were building the foursquare dome.
This struck Sax as peculiar, since they had worn wristpads of some kind or another since the very beginning in Underbill, Ann as much as anyone, as he recalled.