The meaning of MAD is arising from, indicative of, or marked by mental disorder —not used technically. How to use mad in a sentence.

MAD meaning: 1. a word to describe a person who has a mental illness, which was used by doctors in the past but…. Learn more.

If you say that someone is mad, you mean that they are very angry. You're just mad at me because I don't want to go. You use mad to describe people or things that you think are very foolish. You'd be mad to work with him again. It is political madness.

Of a person, action, disposition, etc.: uncontrolled by reason or judgement; foolish, unwise. Subsequently only in stronger use (corresponding to the modern restricted application of sense 3a, from which it is now often indistinguishable): extravagantly or …

If you're mad about something, you've lost your temper. If you've gone mad, you've lost your mind. Just like it's more common to be angry than to be insane, you're more likely to use mad …

MAD meaning: 1. stupid or crazy: 2. angry: 3. to become very angry: . Learn more.

Mad, crazy, insane are used to characterize wildly impractical or foolish ideas, actions, etc. Mad suggests senselessness and excess: The scheme of buying the bridge was absolutely mad. In …