the word "ace", what is the exact meaning and how to use it correctly? Thank you.
I saw a sentence: need to ace your TOEFL. How do we understand this,get more score? I wonder if the word ace has other meanings and the uses of it. Thanks a lot to help.

Question

the word "ace", what is the exact meaning and how to use it correctly? Thank you.
I saw a sentence: need to ace your TOEFL. How do we understand this,get more score?   I wonder if the word ace has other meanings and the uses of it.  Thanks a lot to help.

Answer

In this context, "ace" means to pass with top marks, to get a grade "A" or a high score. It's quite an informal use of the word though.