I. noun — [ mass noun] 1. the feeling or state of being annoyed; irritation • there was annoyance at government interference
• he turned his charm on Tara, much to Hegarty’s annoyance.
2. [ count noun] — a thing that annoys someone; a nuisance. • the Council found him an annoyance.
• some people like to irritate us with trivial annoyances.
– origin late Middle English: from Old French anoiance, from anoier (see annoy).