pea souper

Noun

pea-souper (plural pea-soupers)

1. (Canada, UK, informal) A dense, yellowish fog, often mixed with smoke; a pea-soup fog, a smog.
   • A man bumped into a lamp post during a pea-souper; he immediately apologised to it, not realising what it was.

   Synonyms:

   pea soup fog, pea-soup fog, peasoup fog

2. (Canada, derogatory, slang) A French-Canadian person, especially a Francophone from the province of Québec.
   • Those pea-soupers are the worst drivers on the road!