lettre de cachet

English Thesaurus

1. a warrant formerly issued by a French king who could warrant imprisonment or death in a signed letter under his seal (noun.communication)

hypernym	:	warrant,
definition	:	a writ from a court commanding police to perform specified acts (noun.communication)

domain category	:	jurisprudence, law,
definition	:	the collection of rules imposed by authority (noun.group)