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Synonyms

lifer

American  
[lahy-fer] / ˈlaɪ fər /

noun

Slang.
  1. a person sentenced to or serving a term of life imprisonment.

  2. a person committed to a professional lifetime career in the military.

  3. a person who has devoted a lifetime to a profession, occupation, or pursuit.

  4. (in birding)

    1. Also called life bird. a species of bird not seen previously and that will therefore be added to the bird watcher's life list.

    2. the sighting of a bird of a previously unseen species.

      It seems like forever since I've had a lifer!


lifer British  
/ ˈlaɪfə /

noun

  1. informal a prisoner sentenced to life imprisonment

"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

Etymology

Origin of lifer

First recorded in 1820–30; life + -er 1


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.

See Examples For:

It’s one of the great power ballads of the last 25 years, with a chorus as cathartic as any in modern pop; Cyrus, the showbiz lifer, surely understood the payoff she was building toward.

From Los Angeles Times ● Oct. 17, 2026

Martin Lehmann, another lifer at the Zwickau plant, hopes that day never comes.

From Barron's ● Sep. 4, 2026

Until that point, the football lifer from Eufaula, Ala., had done everything by the book.

From The Wall Street Journal ● Aug. 28, 2026

He joined the group in 1987 - a 2017 press release announcing his appointment as chairman described him as a "Tata lifer".

From BBC ● Aug. 12, 2026

Whether or not she had it planned at the time, Mary Jackson was on her way to becoming a Langley lifer.

From "Hidden Figures" by Margot Lee Shetterly

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