Scottish squirrel
The sexual act of stuffing someone's testicals in your cheeks and massaging them like a squirrel stuffing its cheeks with a pair of sheep testicals.
"Hey Markus, what did you an Stefany do last night?"
"OMG! we watched a movie and she went in for a scottish squirrel!"
"OMG! we watched a movie and she went in for a scottish squirrel!"