Crossword Genius

Weasel-like animals formerly called foulmarts (8)

Ross

I believe the answer is:

polecats

(Other definitions for polecats that I've seen before include "carnivores" , "Places to find American skunks" , "Brown, weasel-like mammals noted for their smell" , "N American skunks" .)

I've seen this clue in The Sunday Times and The Times.
Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.