Studfinding 

Attempting to penetrate dry-wall with one's dick. Partial flaccidity is not recommended and complicates the studfinding process. Also known as "wall-fucking."

Where did that hole come from? Was someone studfinding last night?

Studfinding by Wayne Pal February 23, 2009

studining 

Studying and dining. Eating while you are studying, especially a main meal.

Mary "Hey, do you want to go get dinner with me?"
Jean "No, sorry, I don't have time for that. I have to do some studining before work in an hour.

studining by too busy to bother May 5, 2010

Studrinking 

The act of studying while drinking alcoholic beverage(s).

I don't know how I'm going to do on this final. I was studrinking last night.

Studrinking by Stayoutdoors May 23, 2015