qt

1 of 2

abbreviation

1
quantity
2
quart

q.t.

2 of 2

noun

variants often Q.T.
: quiet
usually used in the phrase on the q.t.

Examples of qt in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Noun
Erin took a job on the Q.T. while still on your boss’ payroll. Jeanne Phillips, Dallas Morning News, 3 Jan. 2026 Erin took a job on the Q.T. while still on your boss’s payroll. Abigail Van Buren, Boston Herald, 3 Jan. 2026 Casino starz Django Unchained Year: 2012 Run time: 2 hours, 45 minutes Director: Quentin Tarantino Q.T. loves to play with history with revisionist epics like Inglourious Basterds and Once Upon a Time in … Hollywood. Brian Tallerico, Vulture, 18 June 2024

Word History

Etymology

Noun

abbreviation

First Known Use

Noun

1870, in the meaning defined above

Time Traveler
The first known use of qt was in 1870

Browse Nearby Words

Cite this Entry

“Qt.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/qt. Accessed 22 Apr. 2026.

Medical Definition

qt

abbreviation
quart

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