outflow

1 of 2

verb

out·​flow ˈau̇t-ˌflō How to pronounce outflow (audio)
ˌau̇t-ˈflō
outflowed; outflowing; outflows
Synonyms of outflownext

intransitive verb

: to flow out

outflow

2 of 2

noun

out·​flow ˈau̇t-ˌflō How to pronounce outflow (audio)
1
: a flowing out
the outflow of dollars
2
: something that flows out
outflow of a sewage treatment plant

Examples of outflow in a Sentence

Noun We joined the outflow of fans from the stadium after the game. The vents provide improved outflow of air.
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.
Verb
This represented the first time astronomers had seen flares from Sgr A* in the mid-infrared range of the electromagnetic spectrum, with the team behind these observations using them to better model outflows from supermassive black holes in research released in November. Robert Lea, Space.com, 24 Dec. 2025 Net outflows from funds with government and corporate debt totaled nearly $11 billion in the second quarter, the FT found using EPFR data, a stark contrast from average net inflows of roughly $20 billion over the past 12 quarters. Greg McKenna, Fortune, 29 June 2025
Noun
Fall and winter offer a quieter experience with milder temperatures, fewer crowds, and the chance to see manatees gathering in the warmer outflow. Carrie Honaker, Travel + Leisure, 27 Dec. 2025 Around $1 trillion was pulled from active equity mutual funds over the year, according to estimates from Bloomberg Intelligence using ICI data, marking an 11th year of net outflows and, by some measures, the steepest of the cycle. Isabelle Lee, Fortune, 27 Dec. 2025 See All Example Sentences for outflow

Word History

First Known Use

Verb

before the 12th century, in the meaning defined above

Noun

1785, in the meaning defined at sense 1

Time Traveler
The first known use of outflow was before the 12th century

Browse Nearby Words

Cite this Entry

“Outflow.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/outflow. Accessed 31 Dec. 2025.

Kids Definition

outflow

noun
out·​flow
ˈau̇t-ˌflō
1
: a flowing out
an outflow of fans from the stadium
2
: something that flows out

More from Merriam-Webster on outflow

Last Updated: - Updated example sentences
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