"Flared fenders" is a phrase used to describe car wheel arches that are wider and bigger than usual. It gives a sporty or aggressive look to the car. Full definition
The Toyota V6 RAV4 Performance Sport revealed at the SEMA Show features 22 - inch Alloy Wheels, hood scoop, and customized designed performance front with flared fender side. (topspeed.com)
Wide flaring fenders surround beefy 19 - inch tires (8.5 - inch wide front and 9 - inch wide rear) riding on brilliantly polished aluminum wheels. (bestride.com)
It has large wheels that are highlighted by flared fenders that create a strong and wide view. (thesupercars.org)