noun Etymology: killie ~ (perhaps from 3kill) + fish Date: 1836 any of a family (Cyprinodontidae) of numerous small oviparous fishes much used as bait and in mosquito control, any of various live-bearers (family Poeciliidae)
KILLIFISH
Meaning of KILLIFISH in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012