- 1[not before noun] mad (at somebody) mad (about something) (informal) very angry He got mad and walked out. She's mad at me for being late. Thesaurusangry
- mad
- furious
- upset
- indignant
- irate
- angry feeling or showing anger:Please don't be angry with me. Thousands of angry demonstrators filled the square.
- mad [not before noun] (informal) very angry:He got mad and walked out. She's mad at me for being late.
- furious extremely angry:He was furious at having been taken out of the game. He was furious with her for ruining the party.
- upset somewhat angry or annoyed:I was quite upset with him for being late.
- indignant feeling or showing anger and surprise because you think that you or someone else has been treated unfairly:She was very indignant at the way she had been treated.
- irate very angry:irate customers an irate letter
- angry/mad/furious/upset/indignant about/at something
- angry/furious/upset with somebody (for doing something)
- angry/mad/furious/upset/indignant that …
- to get angry/mad/furious/upset
- to make somebody angry/mad/furious
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- 2done without thought or control; wild and excited The crowd made a mad rush for the exit. Only a mad dash got them to the meeting on time.
- 3having a mind that does not work normally; mentally ill They realized that he had gone mad. Inventors are not mad scientists. I'll go mad if I have to wait much longer. She seemed to have gone stark raving mad. A revolver is the only way to stop a mad dog.
- 4[not usually before noun] mad (about something/somebody) (informal) liking something or someone very much; very interested in something to be mad about tennis He's always been mad about kids. She's completely power-mad.
- 5(informal) very stupid; not at all sensible You must be mad to risk it. It was a mad idea. compare crazy Idioms
very angry
very fast, hard, much, etc. I had to run like mad to catch the bus.
(of a person) mentally ill; very silly From the Mad Hatter, a character in Lewis Carroll's Alice's Adventures in Wonderland. Because of the chemicals used in hat-making, workers often suffered from mercury poisoning, which can cause loss of memory and damage to the nervous system. A March hare was called mad because of the strange behavior of hares during the mating season.
Check pronunciation: mad