约定俗成 yuē dìng sú chéng

customary convention

Word data

HSK Not in HSK
Frequency 65888th word

Definitions

  1. 1. customary convention
  2. 2. established by popular usage (idiom); common usage agreement

Characters

Character Meaning
约 yuē HSK 4
to make an appointment; approximately; to invite
定 dìng HSK 3
to decide; to determine; to set
俗 sú HSK 5
common; popular; vulgar
成 chéng HSK 3
to become; to succeed; to complete