Found 2 items, similar to Crab louse.
English → English
Definition: crab louse
n : infests the pubic region of the human body [syn: pubic louse
, Phthirius pubis
English → English
Definition: Crab louse
(kr[a^]b), n. [AS. crabba; akin to D. krab, G.
krabbe, krebs, Icel. krabbi, Sw. krabba, Dan. krabbe, and
perh. to E. cramp. Cf. Crawfish
1. (Zo["o]l.) One of the brachyuran Crustacea. They are
mostly marine, and usually have a broad, short body,
covered with a strong shell or carapace. The abdomen is
small and curled up beneath the body.
Note: The name is applied to all the Brachyura, and to
certain Anomura, as the hermit crabs. Formerly, it was
sometimes applied to Crustacea in general. Many species
are edible, the blue crab of the Atlantic coast being
one of the most esteemed. The large European edible
crab is Cancer padurus
. Soft-shelled crabs
crabs that have recently cast their shells. See
; also, Box crab
, Fiddler crab
, Hermit crab
, Spider crab
, etc., under Box
2. The zodiacal constellation Cancer.
3. [See Crab
, a.] (Bot.) A crab apple; -- so named from its
When roasted crabs hiss in the bowl,
Then nightly sings the staring owl. --Shak.
4. A cudgel made of the wood of the crab tree; a crabstick.
(a) A movable winch or windlass with powerful gearing,
used with derricks, etc.
(b) A form of windlass, or geared capstan, for hauling
ships into dock, etc.
(c) A machine used in ropewalks to stretch the yarn.
(d) A claw for anchoring a portable machine.
. (Zo["o]l.) See Fiddler
., n., 2.
, a small, sour apple, of several kinds; also,
the tree which bears it; as, the European crab apple
var. sylvestris); the Siberian crab apple
); and the American (Pyrus coronaria
(a) A grass (Digitaria sanguinalis
syn. Panicum sanguinalis
); -- called also finger grass
(b) A grass of the genus Eleusine
-- called also dog's-tail grass
, wire grass
(Zo["o]l.), a species of louse (Phthirius pubis
), sometimes infesting the human body.
(Zo["o]l.), an Asiatic plover (Dromas ardeola
, or Crab's stones
, masses of calcareous
matter found, at certain seasons of the year, on either
side of the stomach of the European crawfishes, and
formerly used in medicine for absorbent and antacid
purposes; the gastroliths.
(Zo["o]l.), one of a group of spiders
); -- called because they can run
backwards or sideways like a crab.
, the tree that bears crab applies.
, a light cabinet wood obtained in Guiana, which
takes a high polish. --McElrath.
To catch a crab
(Naut.), a phrase used of a rower:
(a) when he fails to raise his oar clear of the water;
(b) when he misses the water altogether in making a