Question 1

What does "draw a blank" mean?

Accepted Answer

To fail to recall or find something; to get no useful result from a search or inquiry.

Question 2

How do you use "draw a blank" in a sentence?

Accepted Answer

She tried to remember the password but drew a complete blank.

Question 3

Is "draw a blank" formal or informal?

Accepted Answer

"draw a blank" is register-neutral — appropriate in both casual and formal contexts. Used when memory fails or when a search or investigation yields nothing useful.