Webster's Revised Unabridged Dictionary · 1913

Filacer

Filacer , noun

[Old English filace a file, or thread, on which the records of the courts of justice were strung, French filasse tow of flax or hemp, from Latin filum thread.]

(Eng. Law) A former officer in the English Court of Common Pleas; -- so called because he filed the writs on which he made out process. [Obsolete] — Burrill