on one's person

• about one's person

on one's person

1. (formal) Held on one's physical body.

   You cannot have a smartphone on your person during the exam.

• “on one's person”, in Merriam-Webster Online Dictionary, Springfield, Mass.: Merriam-Webster, 1996–present.
• “on about your person”, in Cambridge English Dictionary, Cambridge, Cambridgeshire: Cambridge University Press, 1999–present.
• “on about your person” in Longman Dictionary of Contemporary English, Longman.