1. That which warrants or authorises; a commission giving authority, or justifying the doing of anything; an act, instrument, or obligation, by which one person authorises another to do something which he has not otherwise a right to do; an act or instrument investing one with a right or authority, and thus securing him from loss or damage; commission; authority. Specifically:
3. That which attests or proves; a voucher.
A special warrant from the crown, authorising a party to appoint an attorney to sue or defend for him. A special authority given by a party to his attorney to commence a suit, or to appear and defend a suit in his behalf. This warrant is now disused.
Origin: OE. Warant, OF. Warant a warrant, a defender, protector, F. Garant, originally a p. Pr. Pf German origin, fr. OHG. Weren to grant, warrant, G. Gewahren; akin to OFries. Wera. Cf. Guarantee.