sucking louse

noun

See under louse(def 1).

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Origin of sucking louse

First recorded in 1905–10

Words nearby sucking louse

suckerfish, sucket fork, suckfish, suckhole, sucking, sucking louse, sucking reflex, sucking wound, suckle, suckler, suckling

Definition for sucking louse (2 of 2)

louse
[ noun lous; verb lous, louz ]
/ noun laʊs; verb laʊs, laʊz /

noun, plural lice [lahys] /laɪs/ for 1–3, lous·es for 4.

any small, wingless insect of the order Anoplura (sucking louse), parasitic on humans and other mammals and having mouthparts adapted for sucking, as Pediculus humanus (body louse or head louse) and Phthirius pubis (crab louse or pubic louse).
any insect of the order Mallophaga (bird louse, biting louse, or chewing louse), parasitic on birds and mammals, having mouthparts adapted for biting.
plant louse.
Slang. a contemptible person, especially an unethical one.

verb (used with object), loused, lous·ing.

to delouse.

Verb Phrases

louse up, Slang. to spoil; botch: Miscasting loused up the movie.

Origin of louse

before 900; 1910–15 for def 4; Middle English lous(e), luse, plural lise, lice; Old English lūs, plural lȳs; cognate with Dutch luis, German Laus, Old Norse lūs
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for sucking louse (1 of 2)

sucking louse

noun

any insect of the order AnopluraSee louse (def. 1)

Word Origin for sucking louse

so named because it has a mouth adapted for sucking the body fluids of its host

British Dictionary definitions for sucking louse (2 of 2)

louse
/ (laʊs) /

noun plural lice (laɪs)

any wingless bloodsucking insect of the order Anoplura: includes Pediculus capitis (head louse), Pediculus corporis (body louse), and the crab louse, all of which infest manRelated adjective: pedicular
biting louse or bird louse any wingless insect of the order Mallophaga, such as the chicken louse: external parasites of birds and mammals with biting mouthparts
any of various similar but unrelated insects, such as the plant louse and book louse
plural louses slang an unpleasant or mean person

verb (tr)

to remove lice from
(foll by up) slang to ruin or spoil

Word Origin for louse

Old English lūs; related to Old High German, Old Norse lūs
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for sucking louse

louse
[ lous ]

n. pl. lice (līs)

Any of numerous small, flat-bodied, wingless biting or sucking insects of the orders Mallophaga or Anoplura, many of which are external parasites on humans.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.