The French loanword ennui comes from the very same Late Latin word that gave us annoy— inodiare ("to make loathsome"). We borrowed ennui several centuries after absorbing annoy into the language. Ennui deals more with boredom than irritation - and a somewhat specific sort of boredom at th...
Define ennui. ennui synonyms, ennui pronunciation, ennui translation, English dictionary definition of ennui. n. Listlessness and dissatisfaction resulting from lack of interest; boredom: "The servants relieved their ennui with gambling and gossip about