Noun: poeciliid fish
- Small usually brightly-coloured viviparous surface-feeding fishes of fresh or brackish warm waters; often used in mosquito control
"Guppies are a popular poeciliid fish in home aquariums";
- topminnow, poeciliid, live-bearer
Derived forms: poeciliid fish
Type of: cypriniform fish
Part of: family Poeciliidae, Poeciliidae