adj.
Pronunciation: ' bil-y ə s
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