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Idiom

barking mad

adjective phrase B2
/ˌbɑːkɪŋ ˈmæd/

Meanings

adjective phrase

Completely crazy; acting in a wildly irrational way.

Visual cue for barking mad — meaning 1
adjective phrase

Totally unreasonable or absurd (said of an idea, plan, or suggestion).

Visual cue for barking mad — meaning 2

Definition

Extremely crazy or behaving in a wildly irrational way.

If someone is barking mad, they are completely crazy or acting in a very irrational way. It is an informal expression, often used to criticize an idea or plan as totally unreasonable. It can be humorous, but it can also sound rude when said about a person.

Examples

  • You must be barking mad if you think I’m going out in this storm.
  • His plan to quit today with no savings is barking mad.
  • She said I was barking mad to trust a stranger with my laptop.
  • Everyone thought the rumor was barking mad, but it turned out to be true.