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la

1 American  
[lah] / lɑ /

noun

Music.

  1. the syllable used for the sixth tone of a diatonic scale.

  2. (in the fixed system of solmization) the tone A.

la 2 American  
[law, lah] / lɔ, lɑ /

interjection

Archaic or Dialect.

  1. (used as an exclamation of wonder, surprise, etc.).

    La, sir, how you do go on!
La 3 American  
Symbol, Chemistry.

  1. lanthanum.

LA 4 American  

abbreviation

  1. Louisiana (approved especially for use with zip code).

La. 5 American  

abbreviation

  1. Louisiana.

L.A. 6 American  

abbreviation

  1. Latin America.

  2. Law Agent.

  3. Library Association.

  4. Local Agent.

  5. Los Angeles.

LA 1 British  

abbreviation

  1. Legislative Assembly

  2. Library Association

  3. local agent

  4. Los Angeles

  5. Louisiana

"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
La 2 British  

symbol

  1. lanthanum

"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
La. 3 British  

abbreviation

  1. Louisiana

"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
la 4 British  
/ lɑː /

noun

  1. music a variant spelling of lah

"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
la 5 British  
/ lɔː /

interjection

  1. an exclamation of surprise or emphasis

"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
la 6 British  

abbreviation

  1. Lao People's Democratic Republic

"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

Etymology

Origin of la1

Middle English word dating back to 1350–1400; gamut

Origin of la2

before 1150; Middle English, Old English; weak variant of lā lo 1

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

“If this is it – i.e. no prolonged conflict a la Iraq 2 – we can expect markets to look through the noise and this change to persist.”

From MarketWatch • Apr. 8, 2026

The group’s self-titled debut album came out in 1975; at the time, the band had a more ornate sound à la Genesis.

From Los Angeles Times • Mar. 31, 2026

That idea starts with Ann Forsyte’s table-setting narration, a la Lady Whistledown in “Bridgerton.”

From Salon • Mar. 28, 2026

Rodri has been named in Luis de la Fuente's Spain squad for upcoming friendlies against Serbia and Egypt as he targets a spot for this summer's World Cup in the US, Mexico and Canada.

From BBC • Mar. 26, 2026

When we arrived at the United States-Mexico border, Papá told us that we had to cross the barbed-wire fence without being seen by la migra, the immigration officers dressed in green uniforms.

From "Breaking Through" by Francisco Jiménez

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.