robber fly
noun
any of numerous swift-flying, often large, dipterous insects of the family Asilidae that are predaceous on other insects.
Origin of robber fly
First recorded in 1870–75
Words nearby robber fly
robben island,
robber,
robber baron,
robber barons,
robber crab,
robber fly,
robber frog,
robber trench,
robbery,
robbia,
robbin
British Dictionary definitions for robber fly
robber fly
noun
any of the predatory dipterous flies constituting the family Asilidae, which have a strong bristly body with piercing mouthparts and which prey on other insects
Also called: bee killer, assassin fly