el sexo con queso
Commonly known as 'The sex with cheese'. not sex WITH cheese, as some might expect, but having sex while the cheese witnesses as a third party. it can be used as a sex toy or another form of lubricant, or just to add flavor to an extra salty vagina.
-"yo dude, i totally el sexo con queso'd last night"
~"with who?"
-"tu madre!"
~"with who?"
-"tu madre!"