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detainer

American  
[dih-tay-ner] / dɪˈteɪ nər /

noun

Law.
  1. a writ for the further detention of a person already in custody.

  2. the wrongful detaining or withholding of what belongs to another.


detainer British  
/ dɪˈteɪnə /

noun

  1. the wrongful withholding of the property of another person

    1. the detention of a person in custody

    2. a writ authorizing the further detention of a person already in custody

"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

Other Word Forms


Etymology

Origin of detainer

1610–20; < Anglo-French detener (noun use of infinitive), variant of Old French detenir; see detain


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:

After taking him to jail, police placed an ICE detainer on him.

From The Wall Street Journal ● Mar. 23, 2026

US immigration authorities had placed a detainer on him as part of that case, which is a request for someone who is a non-US citizen to be taken into their custody should they be released.

From BBC ● Feb. 27, 2026

On the day he was to be released, records show, Hernández had an immigration detainer — a request for law enforcement agencies to hold noncitizens for pickup by Immigration and Customs Enforcement — in place.

From Salon ● Feb. 19, 2026

In her declaration, MacCabe said she and Butler learned in September that Flores had been transferred to ICE custody on a detainer.

From Los Angeles Times ● Jan. 21, 2026

I don’t know whether I recognised first the newspaper or its detainer; one, in either case, would have helped me to identify the other. 

From Lady Barbarina The Siege of London, An International Episode and Other Tales by Henry James

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