pea-souper

[ pee-soo-per ]
/ ˈpiˈsu pər /

noun

Chiefly British Informal. pea soup(def 2).
Canadian Slang: Disparaging and Offensive. a contemptuous term used to refer to a French Canadian.

Origin of pea-souper

First recorded in 1885–90; pea soup + -er1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019