From 'almon in the sense of concealment; some one (i.e. So and so, without giving the name of the person or place) -- one, and such.
see HEBREW 'almon
H492. almoni
אַלְמֹנִי adjective some one, a certain (name unspoken); א מְּלֹנִי ׳מְקוֺם 1 Samuel 21:3; 2 Kings 6:8; ׳פ ׳א alone, of person, = such-an-one, so-and-so Ruth 4:1.