grumpy punching 

The act of taking a long, large, and usually overdue shit.

"My grumpy punching tags have come in."
"That coffee was good, but now it's time for grumpy punching."
"She's taking forever because she is grumpy punching."

grumpy punching by HeavyMusicWorshipper May 31, 2016

Punching a grumpy 

The act of speed shitting when you are pressed for time.

As we approached the gate for our flight, Earl ran off to the restroom and was punching a grumpy.

Punching a grumpy by Punchline67 May 3, 2006

pinching a grumpy 

Taking a shit

I'm pinching a grumpy

pinching a grumpy by shaykay85 May 17, 2014