Entry 1 sense Webster, 1913 thaler /(tä"lẽr)/ · tha·ler · IPA /ˈtɑːləɹ/ 01 n. A former German silver coin worth about three shillings sterling, or about 73 cents, around 1900. 1. A former German silver coin worth about three shillings sterling, or about 73 cents, around 1900.