The phrase "frigid north" refers to the extremely cold weather and climate in the northern regions. It signals that the north is very, very cold. Full definition
New images of Pluto revealed yellow - colored canyons on Pluto's frigid North Pole. (techtimes.com)
That's because the stakes are enormous, as the importance of the frigid north to the economic, social and political development of the world heats up. (canadianbusiness.com)
And just like that I'm back in the frigid North, wrapped up in a blanket and craving a steaming plate of pasta with my healthy and easy six ingredient homemade marinara sauce. (veganosity.com)