Source : Webster's Revised Unabridged Dictionary (1913)

Audita querela \Au*di"ta que*re"la\ [L., the complaint having
   been heard.] (Law)
   A writ which lies for a party against whom judgment is
   recovered, but to whom good matter of discharge has
   subsequently accrued which could not have been availed of to
   prevent such judgment. --Wharton.