Definition of Mad in English :

Define Mad in English

Mad meaning in English

Meaning of Mad in English

Pronunciation of Mad in English

Mad pronunciation in English

Pronounce Mad in English


see synonyms of mad


1. huffy, mad, sore

roused to anger

Example Sentences:
'stayed huffy a good while'
'she gets mad when you wake her up so early'
'mad at his friend'
'sore over a remark'

2. brainsick, crazy, demented, disturbed, mad, sick, unbalanced, unhinged

affected with madness or insanity

Example Sentences:
'a man who had gone mad'

3. delirious, excited, frantic, mad, unrestrained

marked by uncontrolled excitement or emotion

Example Sentences:
'a crowd of delirious baseball fans'
'something frantic in their gaiety'
'a mad whirl of pleasure'

4. harebrained, insane, mad

very foolish

Example Sentences:
'harebrained ideas'
'took insane risks behind the wheel'
'a completely mad scheme to build a bridge between two mountains'

WordNet Lexical Database for English. Princeton University. 2010.


see synonyms of mad
adjectiveWord forms: madder or maddest
mentally deranged; insane
senseless; foolish
a mad idea
3. (often foll by at) informal
angry; resentful
4. (foll by about, on, or over; often postpositive)
wildly enthusiastic (about) or fond (of)
mad about football
extremely excited or confused; frantic
a mad rush
temporarily overpowered by violent reactions, emotions, etc
mad with grief
7. (of animals)
unusually ferocious
a mad buffalo
afflicted with rabies
8.  like mad
9.  mad as a hatter
verbWord forms: mads, madding or madded
10. archaic
to make or become mad; act or cause to act as if mad
noun acronym for
mutual assured destruction: a theory of nuclear deterrence whereby each side in a conflict has the capacity to destroy the other in retaliation for a nuclear attack

Collins English Dictionary. Copyright © HarperCollins Publishers


see synonyms of mad
the theory that the possession of equally devastating nuclear weapons by superpowers will deter each from attacking another or its allies
adjectiveWord forms: ˈmadder or ˈmaddest
mentally ill; insane
wildly excited or disorderly; frenzied; frantic
mad with fear
showing or resulting from lack of reason; foolish and rash; unwise
a mad scheme
blindly and foolishly enthusiastic or fond; infatuated
to be mad about clothes
wildly amusing; hilarious
a mad comedy
having rabies
a mad dog
angry or provoked
often with at
showing or expressing anger
verb transitive, verb intransitiveWord forms: ˈmadded or ˈmadding
8.  Archaic
to madden
an angry or sullen mood or fit

Webster’s New World College Dictionary, 4th Edition. Copyright © 2010 by Houghton Mifflin Harcourt. All rights reserved.


see synonyms of mad
mutually assured destruction
adj. mad·der, mad·dest
1. Angry; resentful: was mad about the broken vase. See Synonyms at angry.
a. Mentally deranged: "afflicted with hypochondria, depression, and fear of going mad" (Carla Cantor).
b. Characteristic of mental derangement: mad laughter.
c. Temporarily or apparently deranged by violent sensations, emotions, or ideas: was mad with jealousy.
a. Lacking restraint or reason; foolish: I was mad to have hired her in the first place.
b. Feeling or showing strong liking or enthusiasm: mad about sports.
c. Marked by a lack of restraint, especially by extreme excitement, confusion, or agitation: a mad scramble for the bus.
4. Exhibiting uncharacteristic aggressiveness, especially as a result of rabies, spongiform encephalopathy, or another neurological disease. Used of animals: a mad dog; a mad cow.
5. Slang
a. Excellent; wonderful: It's really mad that they can come.
b. Abundant; great: mad respect.
tr. & intr.v. mad·ded, mad·ding, mads
To make or become mad; madden.
Extremely; very: This place is mad cool.

The American Heritage ® Dictionary of the English Language, Fifth Edition copyright ©2018 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.