Emily Dickinson Lexicon

MIT'TI-MUS, n. [L. we send.]

1. In law, a precept or command in writing, under the hand, or hand and seal of a justice of the peace or other proper officer, directed to the keeper of a prison, requiring him to imprison an offender; a warrant of commitment to prison.
2. A writ for removing records from one court to another. Encyc.