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lav

[lav]
noun Informal.
  1. lavatory.
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Origin of lav

by shortening

LAV

  1. lymphadenopathy-associated virus.See under AIDS virus.
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Origin of LAV

First recorded in 1980–85

AIDS virus

noun
  1. a variable retrovirus that invades and inactivates helper T cells of the immune system and is a cause of AIDS and AIDS-related complex: variants were identified in several laboratories and independently named lymphadenopathy-associated virus (LAV), human T-cell lymphotropic virus type 3 (HTLV-3), and AIDS-related virus (ARV), the name human immunodeficiency virus (HIV) being subsequently proposed by an international taxonomy committee.
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Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for lav

Historical Examples

  • I obtained in a lot of Italian copper a small quattrino, as it is called, with Lav.

    The Confessions of a Collector

    William Carew Hazlitt


British Dictionary definitions for lav

lav

noun
  1. British informal short for lavatory
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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

Word Origin and History for lav

n.

colloquial shortening of lavatory, attested from 1913.

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Online Etymology Dictionary, © 2010 Douglas Harper