(UK) Someone who is daft as a brush is rather stupid.
I may be daft, but I'm not stupid
I might do or say silly things occasionally, but in this instance I know what I am doing (Usually used when someone questions your application of common-sense).
An daf idiom dictionary is a great resource for writers, students, and anyone looking to expand their vocabulary. It contains a list of words with similar meanings with daf, allowing users to choose the best word for their specific context.
Cùng học tiếng anh với từ điển Từ đồng nghĩa, cách dùng từ tương tự, Thành ngữ, tục ngữ daf