From Longman Dictionary of Contemporary Englishiratei‧rate /ˌaɪˈreɪt◂/ adjective ANGRYextremely angry, especially because you think you have been treated unfairly SYN furious an irate customer
Examples from the Corpus
irate• Those irate fans, however, may be mollified if the committee continues to deal consistently with all such offenders.• Round a dark corner with an irate husband behind you.• A good telephone voice can do much to improve the temper of irate or unhappy callers.• Nevertheless irate parents clogged hearings devoted to the school budget to attack the middle school changes.• On several occasions she has been hurried through them by impatient attorneys and by irate psychopaths on their way to methadone-maintenance clinics.Origin irate (1800-1900) Latin iratus, from ira; → IRE