Oyer And Terminer - Definition - Law Dictionary Home Dictionary Definition oyer-and-terminer

Definition :

Oyer and Terminer, a commission directed to the judges and other gentlemen of the county to which it is issued, by virtue whereof they have power to hear and determine treasons, and all manner of felonies and trespasses. Terminer is sometimes written determiner.

When any sudden insurrection takes place, or any public outrage is committed which requires speedy reformation, or there is a press of business, then a special commission is immediately granted.