Louse ::
Louse (n.) 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..