Scotish snorkel 

When a man puts his testicals on a womans eyes and flatulates on her nose.

Man I just gave that bitch a scotish snorkel!!

Scotish snorkel by fishy87 February 28, 2011

Scottish snorkel dive 

When you go down on a girl with a tie clip on your nose and accidentally rip out parts of her uterus...

I gave the Mrs a Scottish snorkel dive last night and had to pick the remnants of her uterian wall off my tie clip afterwards

Scottish snorkel dive by Electric jacko October 5, 2019