[ lou-zee ]
/ ˈlaʊ zi /

adjective, lous·i·er, lous·i·est.

infested with lice.
  1. mean or contemptible: That was a lousy thing to do.
  2. wretchedly bad; miserable: a lousy job; I feel lousy.


    lousy with, Slang. well supplied with or filled with, often to excess: Our city is lousy with bad drivers. I wish I were lousy with money like my boss.

Origin of lousy

First recorded in 1350–1400, lousy is from the Middle English word lousi. See louse, -y1


Related forms

lous·i·ly, adverblous·i·ness, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for lousiness

  • Pediculosis: a state of lousiness, or the abnormal condition caused by the multiplication of lice on the body: sec phthiriasis.

  • Thus, we have Pediculid (the source of lousiness), Philopterid, and Liotheid.

    Parasites|T. Spencer Cobbold
  • I had not known a bath during all the time I was on the Somme and lousiness was part and parcel of my make-up.

    S.O.S. Stand to!|Reginald Grant

British Dictionary definitions for lousiness


/ (ˈlaʊzɪ) /

adjective lousier or lousiest

slang very mean or unpleasanta lousy thing to do
slang inferior or badthis is a lousy film
infested with lice
(foll by with) slang
  1. provided with an excessive amount (of)he's lousy with money
  2. full of or teeming with

Derived Forms

lousily, adverblousiness, noun
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