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1

louse

play
noun \ˈlau̇s\

Simple Definition of louse

  • : a type of small insect that lives on the bodies of people or animals

  • : a bad or cruel person

Source: Merriam-Webster's Learner's Dictionary

Full Definition of louse

  1. 1 plural lice play \ˈlīs\ a :  any of various small wingless usually flattened insects (orders Anoplura and Mallophaga) parasitic on warm-blooded animals b :  a small usually sluggish arthropod (as a biting louse) that lives on other animals or on plants and sucks their blood or juices c :  any of several small arthropods (as a book louse) that are not parasitic

  2. 2 plural louses play \ˈlau̇-səz\ :  a contemptible person :  heel

Examples of louse in a sentence

  1. a problem with head lice

  2. Her ex-husband is a real louse.



Origin and Etymology of louse

Middle English lous, from Old English lūs; akin to Old High German lūs louse, Welsh llau lice


First Known Use: before 12th century

Other Invertebrates (Except Insects) Terms


2

louse

play
verb \ˈlau̇s, ˈlau̇z\

Definition of louse

loused

lousing

  1. transitive verb
  2. :  to remove lice from



14th Century

First Known Use of louse

14th century

Other Insect Terms


LOUSE Defined for Kids

louse

play
noun \ˈlau̇s\

Definition of louse for Students

plural

lice

\ˈlīs\
  1. 1 :  a small, wingless, and usually flat insect that lives on the bodies of warm-blooded animals

  2. 2 :  an insect or related arthropod that resembles a body louse and feeds on plant juices or decaying matter




Medical Dictionary

louse

play
noun \ˈlau̇s\

Medical Definition of louse

plural

lice

\ˈlīs\play
  1. :  any of the small wingless usually flattened insects that are parasitic on warm-blooded animals and constitute the orders Anoplura and Mallophaga





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