·noun ·pl A term supposed to mean, perforated wind instruments of music, as pipes or flutes.
Only in the title of Ps. 5. It is probably derived from a root meaning "to bore," "perforate," and h...
Easton's Bible Dictionary
The title of (Psalms 5:1) in the Authorized Version is rendered "To the chief musician upon Nehiloth...
William Smith's Bible Dictionary