louse

[ noun lous; verb lous, louz ]

/ noun laʊs; verb laʊs, laʊz /

SEE SYNONYMS FOR louse ON THESAURUS.COM

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 humanus(body louse ) or Pediculus humanus capitis(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

First recorded 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

Words nearby louse

lour, Lourdes, Lourenço Marques, lourie, loury, louse, louser, louse up, lousewort, lousy, lousy with

Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for louse

His spineless duplicity confirms that the good guy is actually pretty much a louse.
Bravo’s ‘Online Dating Rituals’ Reveals American Males Are Creepy and Want Sex|Emily Shire|March 10, 2014|DAILY BEAST
This not only makes you look like a louse, it makes you look like a helpless, bed-wetting man-child.
Arnold's Divorce Scandal: 7 Basic Tips for Horny Politicians|Michelle Cottle|May 18, 2011|DAILY BEAST
When Silajdzic raised this, Milosevic said, “I am not a louse,” and yielded immediately.
Richard Holbrooke on the Dayton Peace Accords|Richard Holbrooke|December 15, 2010|DAILY BEAST
On the coast of Essex the name "quay-lowders" is given to these crustaceans, "lowder" being apparently an old plural of louse.
The British Woodlice|Wilfred Mark Webb

It is peculiar to the louse tribe (Pediculid), and it consists of the tubulet (Tubulus), and siphuncle (Siphunculus).
An Introduction to Entomology: Vol. III (of 4)|William Kirby
I wanted to see the louse punished for every second of worry, for Lomax, for Hendrix—even for Grundy.
Let'em Breathe Space|Lester del Rey
The louse iz a familiar animal, very sedentary in hiz habits, not apt tew git lost.
The Complete Works of Josh Billings|Henry W. Shaw
We asked if any person in the company would favor us with a louse.
The International Monthly, Volume 5, No. 3, March, 1852|Various

British Dictionary definitions for louse

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 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.

单词	louse
释义	louse [ noun lous; verb lous, louz ] / noun laʊs; verb laʊs, laʊz / SEE SYNONYMS FOR louse ON THESAURUS.COM 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 humanus(body louse ) or Pediculus humanus capitis(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 First recorded 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 Words nearby louse lour, Lourdes, Lourenço Marques, lourie, loury, louse, louser, louse up, lousewort, lousy, lousy with Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for louse His spineless duplicity confirms that the good guy is actually pretty much a louse. Bravo’s ‘Online Dating Rituals’ Reveals American Males Are Creepy and Want Sex\|Emily Shire\|March 10, 2014\|DAILY BEAST This not only makes you look like a louse, it makes you look like a helpless, bed-wetting man-child. Arnold's Divorce Scandal: 7 Basic Tips for Horny Politicians\|Michelle Cottle\|May 18, 2011\|DAILY BEAST When Silajdzic raised this, Milosevic said, “I am not a louse,” and yielded immediately. Richard Holbrooke on the Dayton Peace Accords\|Richard Holbrooke\|December 15, 2010\|DAILY BEAST On the coast of Essex the name "quay-lowders" is given to these crustaceans, "lowder" being apparently an old plural of louse. The British Woodlice\|Wilfred Mark Webb It is peculiar to the louse tribe (Pediculid), and it consists of the tubulet (Tubulus), and siphuncle (Siphunculus). An Introduction to Entomology: Vol. III (of 4)\|William Kirby I wanted to see the louse punished for every second of worry, for Lomax, for Hendrix—even for Grundy. Let'em Breathe Space\|Lester del Rey The louse iz a familiar animal, very sedentary in hiz habits, not apt tew git lost. The Complete Works of Josh Billings\|Henry W. Shaw We asked if any person in the company would favor us with a louse. The International Monthly, Volume 5, No. 3, March, 1852\|Various British Dictionary definitions for louse 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 Words related to louse rat, scoundrel, knave, cad, cootie Medical definitions for 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.
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louse

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

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

Verb Phrases

Origin of louse

Words nearby louse

Example sentences from the Web for louse

British Dictionary definitions for louse

noun plural lice (laɪs)

verb (tr)

Word Origin for louse

Words related to louse

Medical definitions for louse

n. pl. lice (līs)