Main entry: sucking louse, louse
Definition: wingless usually flattened bloodsucking insect parasitic on warm-blooded animals
Main entry: louse, bird louse, biting louse
Definition: wingless insect with mouth parts adapted for biting; mostly parasitic on birds
Main entry: plant louse, louse
Definition: any of several small insects especially aphids that feed by sucking the juices from plants
Main entry: worm, louse, dirt ball, insect
Definition: a person who has a nasty or unethical character undeserving of respect