\Psalm"ist\, n. [L. psalmista, Gr. ?: cf. F. psalmiste.
See {Psalm}.]
1. A writer or composer of sacred songs; -- a title
   particularly applied to David and the other authors of the
   Scriptural psalms.
2. (R. C. Ch.) A clerk, precentor, singer, or leader of
   music, in the church.