Definitions of irritating

  1. causing irritation or annoyance; "tapping an annoying rhythm on his glass with his fork"; "aircraft noise is particularly bothersome near the airport"; "found it galling to have to ask permission"; "an irritating delay"; "nettlesome paperwork"; "a pesky mosquito"; "swarms of pestering gnats"; "a plaguey newfangled safety catch"; "a teasing and persistent thought annoyed him"; "a vexatious child"; "it is vexing to have to admit you are wrong" Webster Dictionary DB
  2. (used of physical stimuli) serving to stimulate or excite; "an irritative agent" Webster Dictionary DB
  3. causing physical discomfort; "bites of black flies are more than irritating; they can be very painful" Webster Dictionary DB
  4. of Irritate Webster Dictionary DB
  5. Exciting; causing irritation. Etymological and pronouncing dictionary of the English language. By Stormonth, James, Phelp, P. H. Published 1874.