CROTCH-BUCK Meaning of CROTCH-BUCK in English ˈ ̷ ̷ˌ ̷ ̷ nounalso crotch-horn buck ˈ ̷ ̷| ̷ ̷- : a buck deer with at least one antler forked Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012