Ultima.L
A Dictionary of Law · William C. Anderson · 1889
A Dictionary of Law
The last, extremest; literally, the furthest off, remotest.
Ultima ratio
The final argument; the last resort.
Ultimus haeres
The remote heir: in feudal law, the lord.
Ultimatum
The last proposition a party will make — toward negotiating a contract or a treaty; also, the result of the negotiation as expressed in the final determination.