draw a blank
to fail to remember something completely
He drew a blank when I asked him about the prom. (example of draw a blank)
drawing a blank
The state of not knowing an answer to a question or situation
Teacher: What's the answer to #3?
Tommy: Uhhh I'm drawing a blank.
Tommy: Uhhh I'm drawing a blank.
draw a blank
Painting you do on your girlfriend's face when you shoot blanks.
Guy: This guy told me, that his girl left him post his prostate surgery because he can only draw a blank on her face.
Listening guy: 'tf are you talking about
Guy: He told me, she is rubbing some other guy, who is into face painting her face and she thinks it makes her face look ten years younger.
Listening guy: Yea, whatever
Listening guy: 'tf are you talking about
Guy: He told me, she is rubbing some other guy, who is into face painting her face and she thinks it makes her face look ten years younger.
Listening guy: Yea, whatever