john·​ny ˈjä-nē How to pronounce johnny (audio)
plural johnnies
often capitalized : fellow, guy
: a short-sleeved collarless gown that is open in the back and is worn by persons (such as hospital patients) undergoing medical examination or treatment

Examples of johnny in a Sentence

Recent Examples on the Web His admirers included such luminaries as U.S. Sen. Robert Wagner, all of whom turned a complaisant eye to the married Crater’s other life as a randy stage-door johnny with a mistress and a harem of chorus girls and Polly Adler hookers. Edward Kosner, WSJ, 20 June 2022

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'johnny.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History


from the name Johnny

First Known Use

1648, in the meaning defined at sense 1

Time Traveler
The first known use of johnny was in 1648

Dictionary Entries Near johnny

Cite this Entry

“Johnny.” Dictionary, Merriam-Webster, Accessed 1 Dec. 2023.

Medical Definition


variants also johnnie
plural johnnies
: a short-sleeved collarless gown with an opening in the back for wear by persons (as hospital patients) undergoing medical examination or treatment
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