Definify.com
Webster 1913 Edition
Psalmist
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.
Webster 1828 Edition
Psalmist
PS`ALMIST
,Noun.
1.
In the church of Rome, a clerk, precentor, singer or leader of music in the church.