Meaning ofbywordin English

Noun

1. a common saying or phrase; proverb
   The old proverb "honesty is the best policy" is a byword for moral guidance.
2. a word associated with someone
   Her nickname "The Whiz Kid" became a byword for her exceptional coding skills.
3. a nickname or characteristic term
   The phrase "break a leg" is a byword in the theater world to wish someone good luck.