The meaning of BILIOUS is of or relating to a yellow or greenish fluid that is secreted by the liver and that aids especially in the emulsification and absorption of fats : of or relating to bile.

BILIOUS definition: relating to bile or to an excess secretion of bile. See examples of bilious used in a sentence.

formal If someone is bilious, they are always in a bad mood: a bilious old man extremely unpleasant:

Definition of bilious adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Define bilious. bilious synonyms, bilious pronunciation, bilious translation, English dictionary definition of bilious. adj. 1. Of, relating to, or containing bile; biliary.

bil•ious /ˈbɪlyəs/ adj. Pathology, Physiology of or relating to bile. sick; ill; upset in the stomach: feeling bilious after drinking all night. peevish; irritable; cranky: the bilious old man next door. …

bilious, adj. meanings, etymology, pronunciation and more in the Oxford English Dictionary

Dec 14, 2025 · bilious (comparative more bilious, superlative most bilious) Of or pertaining to something containing or consisting of bile. In emulation of her vestal whiteness.

Discover everything about the word "BILIOUS" in English: meanings, translations, synonyms, pronunciations, examples, and grammar insights - all in one comprehensive guide.

BILIOUS meaning: 1 : having or causing a sick feeling in the stomach feeling or causing nausea; 2 : angry or bad-tempered