D defs.my
Entry 2 senses Webster, 1913

Detainer

/(-ẽr)/ · De·tain·er · IPA
01 n. One who detains.
  1. 1.
    One who detains.
  2. 2.
    The keeping possession of what belongs to another; detention of what is another's, even though the original taking may have been lawful. Forcible detainer is indictable at common law.(Law)