noun B2 English (brand name from Greek roots) origin klaxon /ˈklæk.sən/  ·  KLAK-sun بیپ ہارنشور مچانے والا ہارنالارم ہارن Roman Urdu: klaxon ہارن ENGLISH MEANING A loud electric horn used as a warning signal. A klaxon is a harsh‑sounding, electrically powered horn often heard on ships, factories, or in old‑timer cars. It is used to[...]