or AKA, aka

Origin of a.k.a.

First recorded in 1945–50
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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British Dictionary definitions for aka


noun plural aka
  1. a vine, Metrosideros scandens, found in New Zealand

Word Origin for aka




abbreviation for
  1. also known as
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 aka


also aka, initialism for also known as; attested in legal documents from at least 1936.

Online Etymology Dictionary, © 2010 Douglas Harper

aka in Culture



An abbreviation meaning “also known as.” It is primarily used by law enforcement officials to specify an alias: “John Smith, aka Jonathan Jones.”


The abbreviation, which also appears as AKA and a.k.a., is often used figuratively and facetiously: “my cousin, aka the worst gossip in the neighborhood.”
The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.