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Definition of Louse

Louse

  1. Any one of numerous species of small, wingless, suctorial, parasitic insects belonging to a tribe (Pediculina), now usually regarded as degraded Hemiptera. To this group belong of the lice of man and other mammals; as, the head louse of man (Pediculus capitis), the body louse (P. vestimenti), and the crab louse (Phthirius pubis), and many others. See Crab louse, Dog louse, Cattle louse, etc., under Crab, Dog, etc.
  2. Any one of numerous small mandibulate insects, mostly parasitic on birds, and feeding on the feathers. They are known as Mallophaga, or bird lice, though some occur on the hair of mammals. They are usually regarded as degraded Pseudoneuroptera. See Mallophaga.
  3. Any one of the numerous species of aphids, or plant lice. See Aphid.
  4. Any small crustacean parasitic on fishes. See Branchiura, and Ichthvophthira.
  5. To clean from lice.

Louse Quotations

A Christmas Carol is such a fool-proof story you can't louse it up.
Leonard Maltin

A single prop that does not look real to an audience can louse you up. The same is true of the smallest flaw in setting up the motivation in a story line.
Desi Arnaz

Just as the only reservoir for the typhus virus in nature is provided by man, so the only vector of infection is the louse. The bite of the louse is not virulent immediately after the infecting meal. It becomes so only towards the 7th day following infection.
Charles Jules Henry Nicole

I finally demonstrated that typhus infection is not hereditary in the louse.
Charles Jules Henry Nicole

We are a government of laws. Any laws some government hack can find to louse up a man who's down.
Murray Kempton
More "Louse" Quotations

Louse Translations

louse in Danish is lus
louse in Dutch is luis
louse in French is pou
louse in German is lausen, Laus, Laus
louse in Italian is spidocchiare, pidocchio
louse in Norwegian is lus
louse in Portuguese is piolho
louse in Spanish is piojo
louse in Swedish is lus
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