biting louse

noun

Definition of biting louse

: any of numerous wingless insects (order Mallophaga) that are parasitic especially on birds called also bird louse

First Known Use of biting louse

1864

in the meaning defined above

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Medical Dictionary

biting louse

noun

medical Definition of biting louse

: any of numerous wingless insects of the order Mallophaga that are mostly parasitic on birds but sometimes on mammals, have mouths adapted to biting instead of sucking, and feed on feathers, hair, or skin of the host often causing injury called also bird louse

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