The Collaborative International Dictionary
Asilus
Asilus \A*si"lus\, n. [L., a gadfly.] (Zo["o]l.) A genus of large and voracious two-winged flies, including the bee killer and robber fly.
Usage examples of "asilus".
Treat,* an extraordinary number of small and large insects, even great flies of the genus Asilus, moths, and butterflies.