不知好歹 bù zhī hǎo dǎi

not to know what's good for one

Word data

HSK Not in HSK
Frequency Unknown

Definitions

  1. 1. not to know what's good for one
  2. 2. unable to differentiate good from bad (idiom)
  3. 3. unable to recognize others' good intentions

Characters

Character Meaning
not; no; (negative prefix)
to know; to be aware
good; well; very
bad; evil; wicked