Main Entry: bil·ious

Pronunciation: \ˈbil-yəs\

Function: adjective

Etymology: Middle French bilieux, from Latin biliosus, from bilis

Date: 1541

1 a : of or relating to bile b : marked by or suffering from liver dysfunction and especially excessive secretion of bile c : appearing as if affected by a bilious disorder
2 : of or indicative of a peevish ill-natured disposition
3 : sickeningly unpleasant <with clapboards painted red and bilious yellow — Sinclair Lewis>

— bil·ious·ly adverb

— bil·ious·ness noun