We don't have synonyms for snouter yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are shouter, snotter and snooter.
(n) :
(nautical) Alternative form of snotter. [(nautical) A rope going over a yardarm, used to bend a tripping line to, in sending down topgallant and royal yards in vessels of war; also, the short line supporting the heel of the sprit in a small boat.]
(n) :
(nautical) Alternative form of snotter. [(nautical) A rope going over a yardarm, used to bend a tripping line to, in sending down topgallant and royal yards in vessels of war; also, the short line supporting the heel of the sprit in a small boat.]