Sekirov Dictionary

take leave of one's senses

verb1

•
To go crazy; to stop behaving rationally.
- Here I am, with my book and my pencil—the latter not pointed so well as I could wish, but when Christians take leave of their senses, who is to expect that pencils will keep their points? — 1868

forms

took leave of one's senses · taken leave of one's senses · taking leave of one's senses · takes leave of one's senses

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