byword

/ˈbaɪˌwɜrd/
noun
  1. A person or thing that is well known for a particular quality, especially a negative one.
    • His name is a byword for honesty and integrity in the community.
    • The company became a byword for poor customer service after the scandal.
    • In that region, the drought is a byword for hardship and suffering.
  2. A common saying or proverb.
    • She quoted a byword from her grandmother: 'Patience is a virtue.'
    • The old byword 'haste makes waste' still holds true today.
    • 'A stitch in time saves nine' is a well-known byword for preventing problems.
What does "byword" mean? | whatsthatwordmean | whatsthatwordmean