Dictionary.com
Thesaurus.com
Synonyms

low-key

American  
[loh-kee] / ˈloʊˈki /
Or lowkey

adjective

  1. of reduced intensity; restrained; understated.

    Judicial elections used to be low-key affairs, attracting little campaign spending.

  2. (of a photograph) having chiefly dark tones, usually with little tonal contrast (high-key ).


adverb

  1. Slang. in a restrained or discreet way, or to a limited extent, without trying to attract attention.

    I low-key wish I was married with three kids, though it is fun to be single.

verb (used with object)

low-keyed, low-keying
  1. to make or attempt to make low-key.

    to low-key the arms buildup.

low-key British  

adjective

  1. having a low intensity or tone

  2. restrained, subdued, or understated

  3. (of a photograph, painting, etc) having a predominance of dark grey tones or dark colours with few highlights Compare high-key

"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

Usage

What else does low-key mean? Low-key can variously mean "quiet," "restrained," "moderate," or "easygoing." It can also behave as an adverb meaning "of low or moderate intensity." Like doing something, but in a "chill" way. For instance: We're having a party at my place but keeping it low-key so the neighbors don't complain.

Etymology

Origin of low-key

First recorded in 1890–95

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.

Despite winning 10 WTA singles titles, achieving a career singles high of No. 3 in 2022 and the No. 1 doubles ranking, Pegula’s low-key demeanor means she flies a bit under the radar.

From Los Angeles Times

It was all so low-key, we assumed the group was going for a bit of fresh air - like their colleagues had done earlier.

From BBC

So far, his low-key earnestness has struck a chord with the British public, with nearly 71% approving of him.

From The Wall Street Journal

It was already an intentionally low-key affair: "it is not a fiscal event" her team emphasise – in other words there won't be any tax or spending changes.

From BBC

Because this is a low-key charity gig, the staging and lighting are minimal; but the star makes the room shrink, shimmying around in a jade green ballgown with irrepressible energy.

From BBC