Crazy as a loon Meaning in English
expression
Definition
An informal expression meaning someone is very crazy or acts in an extremely strange way. Used for exaggeration, often in a humorous way.
Usage & Nuances
Very informal, often playful or humorous. Do not use in formal settings. Similar to 'crazy as a bat' or 'nuts.' Can describe actions or people; never literal. Avoid if someone might take offense.
Example Sentences
My uncle is crazy as a loon when he tells funny stories.
basic
People said she was crazy as a loon for buying that old house.
basic
The movie's main character acts crazy as a loon sometimes.
basic
He just jumped in the lake in winter—he's crazy as a loon!
natural
Don't listen to Tom—he's crazy as a loon and always comes up with wild ideas.
natural
You have to be crazy as a loon to ride your bike here in the snow.
natural