'Psalmist' definitions:

Definition of 'psalmist'

From: WordNet
noun
A composer of sacred songs; "David is called The Psalmist because he is believed to be the author of the Book of Psalms"

Definition of 'Psalmist'

From: GCIDE
  • Psalmist \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. [1913 Webster]
  • 2. (R. C. Ch.) A clerk, precentor, singer, or leader of music, in the church. [1913 Webster]