1. A hearing or trial of causes. Oyer and terminer, a commission granted to judges, specially of assize or circuit, to hear and determine all treasons, felonics and trespasses.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• oter,
• oyr,
• oyar,
• oye,
• 0yer,
• 9yer,
• oywr,
• oysr,
• oydr,
• oyrr,
• oy4r,
• oy3r,
• oyef,
• oyet,
• ohyer,
• oyerr,
• oyeer,
• oyerd,
• oeyr,
• oyea

The plural of the "Oyer" can be the "oyers".

The singular of the "Oyer" can be the "Oyer".