zershing 

Half-assing your way through something, and still succeeding.

Student: I totally zershed through honors biology.
Friend: God, I am so bad at zershing. I fail all my classes when I do.

zershing by thecrazyperson March 7, 2008

Zeeshing 

To be completely wrecked on a copious amounts of the prescription drug Xanax.

"wow, Greg, Woodsy and Garrett are totally zeeshing right now. They are faded"

Zeeshing by garyRX October 11, 2011

zelshing 

Ripping your own, erect, penis off and using it as a dildo to one’s self or another person or persons

I was zelshing, with Josh the other day.

zelshing by Retarded_Rat86 April 1, 2024