Source : Webster's Revised Unabridged Dictionary (1913)

Snacot \Snac"ot\, n. [Said to be corrupted fr. NL. syngnathus,
   fr. Gr. sy`n together + gna`qos jaw, because the jaws can be
   only slightly separated.] (Zo["o]l.)
   A pipefish of the genus {Syngnathus}. See {Pipefish}.