placed my person

次ぎの文はThe Remains of the Dayからの引用です。
There was a light frost covering the ground and much of the foliage, but it was a mild day for that time of the year. I crossed the grass quickly, placed my person behind the bush, and before long heard Mr. Cardinal's footsteps approaching.
"person" ときたら「人」しか頭に浮かばないのですが、"my person" を私の人と考えたら可笑しいので辞書を見ます。
・Merriam-Webster's Online Dictionary: the body of a human being; also: the body and clothing unlawful search of the person
・Vocabulary.com: a human body (usually including the clothing): “a weapon was hidden on his person”
・Macmillan Dictionary: very formal your body, or the clothes that you are wearing: His person had been searched illegally.: on/about someone’s person: She always carried a small pair of scissors on her person.