To forget completely or totally disregard

Learning Chinese is FUN!

It must happen to you sometimes, you just forget something completely.
It just happen to me all the time, so learn how to say that is quite important, hopfully this phrase could also help you out when you are in that situation.
jiǔxiāo yúnwài
九霄 云外
To forget completely or totally disregard
Tā zhègè rén bù zěnme jìshì , gāng shuōguòde huà jiù wàngde jiǔxiāo
yúnwài le .
他 这个 人 不 怎么 记事 ， 刚 说过的 话 就 忘得 九霄 云外 了 。
He is really forgetful; he might even disregard what he said only a minute ago.

Function: It is used often to express someone is quite forgetful,absent-minded and careless

Want to know more modern "in" Chinese slangs? Check out in the “Word up” of www.mandarintube.com