D defs.my
Entry 2 senses Webster, 1913

Refresher

/(-?r)/ · Re·fresh·er · IPA /ɹɪˈfɹɛʃɚ/
01 n. One who, or that which, refreshes.
  1. 1.
    One who, or that which, refreshes.
  2. 2.
    An extra fee paid to counsel in a case that has been adjourned from one term to another, or that is unusually protracted.(Law)
    “Ten guineas a day is the highest refresher which a counsel can charge.” — London Truth.