Something that is infuriating annoys you very much. I was in the middle of typing when Robert rang. It was infuriating! = maddening + infuriatingly in·furi·at·ing·ly This book is infuriatingly repetitious. very annoying
extremely annoying or displeasing; "his cavelier curtness of manner was exasperating"; "I've had an exasperating day"; "her infuriating indifference"; "the ceaseless tumult of the jukebox was maddening"