How to Memorize

I was so nervous that my mind went totally blank!

Analysis

When your mind goes blank it means you are experiencing a moment of forgetfulness. if your mind goes blank you are unable to answer a question or respond due to momentarily forgetting the correct answer. this is an informal colloquial idiom.

Social Examples (Basic)

1. When I bumped into Jane outside the shop yesterday, it was so embarrassing because my mind went completely blank and I couldn't remember her name. I hope she didn't take offence! 
2. I am terrible with numbers if I need to do a sum in my head my mind just goes blank.

Professional Examples (Basic)

1. I spent a week preparing for my job interview, but when I got in there I was so nervous that I couldn't think of anything to say. My mind just went totally blank!
2. Sorry, my mind has gone blank, can you remind me what the sales numbers were for last month? 

Further Suggestions