Canuckistanian adjective 1noun 1forms 3 adjective1 •(slang, offensive) Canadian.Man, I was looking forward to some of that Canuckistanian beer. — 2004 noun1 •(slang, offensive) A Canadian.oh....I thought the Canuckistanians would be building a wall to keep out the gun-toting prescription drug seeking grannies from south-of-the-border.. — 2003 formsCanuckistanians · more Canuckistanian · most Canuckistanian