'Ennui' definitions:

Definition of 'ennui'

From: WordNet
noun
The feeling of being bored by something tedious [syn: boredom, ennui, tedium]

Definition of 'Ennui'

From: GCIDE
  • Ennui \En`nui"\, n. [F., fr. L. in odio in hatred. See Annoy.] A feeling of weariness and disgust; dullness and languor of spirits, arising from satiety or want of interest; tedium. --T. Gray. [1913 Webster]