Definition of Fuer
In old English law, flight. It was of two kinds: (1) Fuer in fait, or in facto, where a person did apparently and corporally flee; (2) fuer in ley, or in lege, when, being called in the county court, he did not appear, which legal interpretation makes flight.
That's the definition of Fuer in Black's Law Dictionary 6th Edition. Courtesy of Cekhukum.com.