DCHP-1 Online
Slasher ((1)) 1 Slang, Hist. 
n. See 1961 quote.
- 1922 You are employed by the slashers to spy upon the King's men, engaged in the lawful business of cutting masts for His Majesty's navy. They are well named, for they are slashing everywhere.
- 1922 "Micmac; all sam' Slasher. Fight King George."
- 1961 Who can tell who were the "SLASHERS," a derogatory name applied to an insurrectionist group in Western Nova Scotia (now New Brunswick) in the late 18th century? They . . . tried to enforce squatters' rights and fought the parcelling out of what they regarded as their own land to the United Empire Loyalists.
- 1922 You are employed by the slashers to spy upon the King's men, engaged in the lawful business of cutting masts for His Majesty's navy. They are well named, for they are slashing everywhere.