Correct

猴年马月

/ hóunián mǎ yuè /
Strokes

Definition

long time off/time that will never come

Example

Definition

day that will never come; God knows when

1
shuō
yào
hái
qián
  
,
hái
shi
hóuniányuè
猴年马月
de
shì
  

He said he would give back the money, but God knows when.

Related

猴年马月