'Wagerer' definitions:

Definition of 'wagerer'

From: WordNet
noun
Someone who bets [syn: bettor, better, wagerer, punter]

Definition of 'Wagerer'

From: GCIDE
  • Wagerer \Wa"ger*er\ (w[=a]"j[~e]r*[~e]r), n. One who wagers, or lays a bet. [1913 Webster]