Dictionary.com
Thesaurus.com

Shannon

American  
[shan-uhn] / ˈʃæn ən /

noun

  1. Claude Elwood 1916–2001, U.S. applied mathematician: early developer of information theory.

  2. a river flowing SW from N Ireland to the Atlantic: the principal river of Ireland. 240 miles (386 km) long.

  3. international airport in W Ireland, near Limerick.

  4. a female given name.

Shannon 1 British  
/ ˈʃænən /

noun

  1. a river in the Republic of Ireland, rising in NW Co Cavan and flowing south to the Atlantic by an estuary 113 km (70 miles) long: the longest river in the Republic of Ireland. Length: 260 km (161 miles)

"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
Shannon 2 British  
/ ˈʃænən /

noun

  1. Claude ( Elwood ). 1916–2000, US mathematician, who first developed information theory

"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

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.

Kent, 45, is a US special forces and CIA veteran whose wife, navy cryptologic technician Shannon Kent, was killed in a suicide bombing in Syria in 2019.

From BBC • Mar. 17, 2026

Shannon O’Connor, the Los Gatos ‘party mom,’ is charged with 20 felony and 43 misdemeanor counts.

From Los Angeles Times • Mar. 4, 2026

Shannon Crowley’s high soprano captured Bailey’s ditzy kindness; tenor Logan Wagner embodied José’s eager theater-kid ambition and insecurity.

From The Wall Street Journal • Mar. 2, 2026

He purchased it for $10.5 million in 2021 to use as a California home base after he and his wife, Shannon Tweed Simmons, moved to Las Vegas.

From MarketWatch • Feb. 27, 2026

Carlos and Shannon were also in the bathroom, both leaning into the urinals but looking back at me, which, by the way, is a weird thing to do.

From "All American Boys" by Jason Reynolds

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.