1. A stringleberry is when remnant poo residue gets on the string of a tampon after a bowel movement.
I was so drunk last night, I forgot I was wearing a tampon and woke up with a stringleberry.
by Sarah Schrempf December 23, 2006
1 more definition
1). A multi-massed dingleberry. Most commonly cause when a dog eats string.
by Joe Salmon November 08, 2003