Murky Pond 

A Murky pond is the act of creating a cup from you scrotum by stretching it to create a receptacle for fluid, that your friend can drink from usually beer or your choice of spirit.

For losing the bet James had do a murky pond from Josh while his mates cheered him on.

Murky Pond by Richard BeanRichard BeanRichar March 19, 2019

Murky Pond 

A lighthearted nickname for a friend that turned into the suggestion of an STD in the female genital.

"I would've done her Matt, but Emma had a really murky pond."

Murky Pond by WeirdAssNicknameShit August 17, 2017