Ketchup diarrhea

The water-like red substance that sometimes occurs in a ketchup bottle when you haven't shaken it before pouring it on your plate.

Oh no, I poured ketchup diarrhea all over my freedom fries! Darnit, I should have shaken the bottle.

by Treklemmer April 26, 2010

Ketchup Diarrhea

When you tip a ketchup bottle and it just instantly pours out, That's ketchup diarrhea.

Ketchup diarrhea can be messy.

by Pitchy June 25, 2015