Definition of detainer
1 : the act of keeping something in one's possession; specifically : the withholding from the rightful owner of something that has lawfully come into the possession of the holder
2 : detention in custody
3 : a writ authorizing the keeper of a prison to continue to hold a person in custody
Examples of detainer
<keep him in detainer for at least 72 hours>
<she filed an action for unlawful detainer of land after nonpayment of rent>
Origin of detainer
Anglo-French detenour, alteration of detenir
First Known Use: 1619
Learn More about detainer
Thesaurus: All synonyms and antonyms for "detainer"
Seen and Heard
What made you want to look up detainer? Please tell us where you read or heard it (including the quote, if possible).