D defs.my
Entry 1 sense Webster, 1913

Daysman

/(dāz"măn)/ · Days·man · IPA /ˈdeɪzmən/
01 n. An umpire or arbiter; a mediator.
  1. 1.
    An umpire or arbiter; a mediator.
    “Neither is there any daysman betwixt us.” — Job ix. 33.