Meaning of “hysterical” - Learner’s Dictionary


adjective us uk /hɪˈsterɪkəl/

If someone is hysterical, they cannot control their feelings or behaviour because they are extremely frightened, angry, excited, etc.:

hysterical laughter
As soon as Wendy saw the blood, she became hysterical.
FUNNY informal
hysterically adverb

They all thought it was hysterically funny.

(Definition of “hysterical” from the Cambridge Learner’s Dictionary © Cambridge University Press)