Sport with mounted umpires (4)
I believe the answer is:
polo
(Other definitions for polo that I've seen before include "Game (with a hole?)" , "Sweet" , "Game - explorer - mint - VW" , "Hockey on horseback" , "Game; Venetian explorer" .)
I believe the answer is:
polo
(Other definitions for polo that I've seen before include "Game (with a hole?)" , "Sweet" , "Game - explorer - mint - VW" , "Hockey on horseback" , "Game; Venetian explorer" .)