Meaning of 当人 in Japanese

Definition of 当人

とうにん(tounin) 【当人】

(n, adj-no) the one concerned; the said person
当人のいないところで悪口を言うべきでない。
You shouldn't speak ill of a man behind his back.

If you say "I was tricked," well that's certainly so but there's no mistaking that you were the one who signed up on a "sweet deal".

当人とうにんのいないいるところで悪口を言うべきでない。

You shouldn't speak ill of a man behind his back.

当人とうにんがいないいるところで悪口を言うべきではない。

It is the place where there is no person in question, and you shouldn't say abuse.

The amount of time someone is willing to spend on something may communicate how important it is to him.