
Daft as a brush
British Origin
This phrase is particularly used in the UK and might not be understood elsewhere.

When I said he was 'as daft as a brush', my American friend was confused.
Humorous Tone
Used for light-hearted criticism or teasing, not meant to be hurtful.

You're as daft as a brush, wearing shorts in the snow, but it's funny!
Informal Use
It's an informal idiom, not suited for formal writing or speeches.

In a casual chat, I might say my mate is 'as daft as a brush'.
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