cellmate

noun

cell·​mate ˈsel-ˌmāt How to pronounce cellmate (audio)
variants or less commonly cell mate
plural cellmates also cell mates
: a person who shares a prison cell with another prisoner
When his cellmates learned that his bond had been set at $1 million (and bail at $500,000), they broke into laughter and shook their heads in disbelief.Richard Behar
Within a week, guards came by at night and told me to get ready. … I said goodbye to my cellmates and gathered my things …Clare Morgana Gillis

Examples of cellmate 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.
Marlowe and Shakespeare were just refreshers for me and also gave me a chance to act out monologues for my cellmates, much to their delight and confusion. Jeremy O. Harris, Vanity Fair, 1 Apr. 2026 The man alerted jail deputies that his cellmate, 35-year-old Vincent Chacon, was choking and needed help in the early morning of June 30, according to a probable cause affidavit. Lauren Penington, Denver Post, 30 Mar. 2026 Smith also faces murder charges in a separate Colorado case in which he is accused of killing his cellmate in the Denver Jail. Jesse Sarles, CBS News, 30 Mar. 2026 Van Tine, 41, was severely beaten inside the jail by a cellmate whose history of violence was known to staff, the lawsuit alleges. Kelly Davis, San Diego Union-Tribune, 27 Mar. 2026 See All Example Sentences for cellmate

Word History

First Known Use

1839, in the meaning defined above

Time Traveler
The first known use of cellmate was in 1839

Browse Nearby Words

Cite this Entry

“Cellmate.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cellmate. Accessed 8 Apr. 2026.

Love words? Need even more definitions?

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

More from Merriam-Webster