/ ˈbɪliəs; NAmE / adjective
1.
feeling as if you might vomit soon
2.
( of colours, usually green or yellow ) creating an unpleasant effect :
a bilious green dress
3.
( formal ) bad-tempered; full of anger
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WORD ORIGIN
mid 16th cent. (in the sense biliary ): from Latin biliosus , from bilis bile.