byword /ˈbaɪˌwɜːd/

• 1. 

  N-COUNT Someone or something that is a byword for a particular quality is well known for having that quality. 代名词 [N 'for' n]

  例：

  ...the Rolls-Royce brand name, a byword for quality.

  ...劳斯莱斯的牌子是品质的象征。

• 2. 

  N-COUNT A byword is a word or phrase that people often use. 口头禅

  例：

  Loyalty and support became the bywords of the day.

  忠诚和支持成了那个时候人们时常挂在嘴边的词。