1. A kind of loud horn formerly used on motor vehicles
   "The ship's claxon sounded, warning of the approaching fog";
   - klaxon

1. Use the horn of a car
   "She claxoned to warn the pedestrian";
   - honk, parp [informal], klaxon
    
2. Make a strident noise
   "The car's horn claxoned through the quiet street";
   - honk, blare, beep, toot, parp [informal], klaxon

Derived forms: claxoning, claxoned, claxons

Type of: go, horn, make noise, noise, resound, sound

Encyclopedia: Claxon