Definition of Fieri feci
Means I have caused to be made. The return made by a sheriff or other officer to a writ of fieri facias, where he has collected the whole, or a part, of the sum directed to be levied. The return, as actually made, is expressed by the word "Satisfied” indorsed on the writ.
That's the definition of Fieri feci in Black's Law Dictionary 6th Edition. Courtesy of Cekhukum.com.