re·cord·er 
(rĭ-kôrdər)
(rĭ-kôrdər)n.
1. One, such as a tape recorder, that makes recordings or records.
2. Law
a. A public officer in charge of the records of instruments required to be registered, such as deeds.
b. A judge who has criminal jurisdiction in a city.
3. Music A flute with eight finger holes and a whistlelike mouthpiece.
[Sense 3, probably from RECORD, to practice a tune, warble.]