课金

課金
kèjīn
  1. tax levied on a conquered people by an army
  2. fee for a divination session
  3. variant of 氪金 kèjīn, in-app purchase (gaming)

CEDICT

gaming

Entry Composition

1 课 kè
  1. subject
  2. course
  3. class
  4. lesson
  5. to levy
  6. tax
  7. form of divination

classifiers: 門, 堂, 節
2 金 jīn
  1. gold
  2. chemical element Au
  3. generic term for lustrous and ductile metals
  4. money
  5. golden
  6. highly respected
  7. one of the eight categories of ancient musical instruments 八音 bāyīn