unbet en · ADJ
Etymology
From un- + bet.
Meanings
-
(not-comparable, rare) On which a bet has not been placed.
A temporary $500 bet is made on one horse, chosen at random by flipping a coin, and movements in betting on that horse and on the unbet (control) horse were recorded.
2008, Charles R. Plott, Vernon L. Smith, Handbook of Experimental Economics Results, volume 1, page 721:[…] after you have tasted the sweets of victory, you will begin to share my view that it is fun just to sit and watch a race on which you have not bet. It is fun even when the unbet race is won by a horse you rejected at the paddock.
1966, Tom Ainslie, The Compleat Horseplayer, page 160: