'Sea poker' definitions:

Definition of 'sea poker'

(from WordNet)
noun
Small slender fish (to 8 inches) with body covered by bony plates; chiefly of deeper northern Pacific waters [syn: poacher, sea poacher, sea poker]

Definition of 'Sea poker'

From: GCIDE
  • Sea poacher \Sea" poach"er\ (s[=e]" p[=o]ch"[~e]r). Sea poker \Sea" pok"er\ (s[=e]" p[=o]k"[~e]r). (Zool.) The lyrie. [1913 Webster]