lifeline

noun

life·​line ˈlīf-ˌlīn How to pronounce lifeline (audio)
1
: a line (such as a rope) used for saving or preserving life: such as
a
: a line along the outer edge of the deck of a boat or ship
b
: a line used to keep contact with a person (such as a diver or astronaut) in a dangerous or potentially dangerous situation
2
: something regarded as indispensable for the maintaining or protection of life

Examples of lifeline in a Sentence

The river is the town's lifeline. The new jobs were an economic lifeline for a city in need of help. The radio was their lifeline to the outside world. They threw a lifeline to the man overboard.
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.
For some retailers, private equity has been a death sentence rather than a lifeline. Chris Westfall, Forbes, 2 Mar. 2025 Once more unto the breach arrives Donald Trump, back in office with more help from the Kremlin—and the inept Democrats—ready to throw his old pal Putin a lifeline. Garry Kasparov, The Atlantic, 28 Feb. 2025 The more the extreme weather caused the now-powerless vessel to drift, the tighter and more constricting this literal lifeline became. David Fear, Rolling Stone, 28 Feb. 2025 The grants could be a lifeline for Black churches struggling with dwindling congregations, a lack of resources and aging infrastructures, said Jason Williams, professor of Justice Studies at Montclair State University in New Jersey. Deborah Barfield Berry, USA TODAY, 27 Feb. 2025 See All Example Sentences for lifeline

Word History

First Known Use

1700, in the meaning defined at sense 1

Time Traveler
The first known use of lifeline was in 1700

Browse Nearby Words

Cite this Entry

“Lifeline.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/lifeline. Accessed 9 Mar. 2025.

Kids Definition

lifeline

noun
life·​line ˈlī-ˌflīn How to pronounce lifeline (audio)
1
: a line persons may hang on to for safety or rescue
2
: something providing help or support that is needed for success or survival

More from Merriam-Webster on lifeline

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!