翻一番

fānyīfān
to increase by 100%; to double

CEDICT

Entry Composition

=1 翻 fān
  1. to turn over
  2. to flip over
  3. to overturn
  4. to rummage through
  5. to translate
  6. to decode
  7. to double
  8. to climb over or into
  9. to cross
=1 翻 fān variant of 翻 fān
2 一 yī
  1. one
  2. single
  3. a (article)
  4. as soon as
  5. entire; whole; all; throughout
  6. "one" radical in Chinese characters (Kangxi radical 1)
  7. also pr. yāo for greater clarity when spelling out numbers digit by digit
3 番 fān
  1. (bound form) foreign (non-Chinese); barbarian
  2. classifier for processes or actions that take time and effort
  3. (classifier) a kind; a sort
  4. (classifier) (used after the verb 翻 fān to indicate how many times a quantity doubles, as in 翻一番 fānyīfān "to double")