Spicy MacGregor 

A Spicy MacGregor is essentially giving head (or sometimes rimming) with an irritant, such as after eating spicy foods.
Constructed in the fashion of other colourful 'ethnic' innuendos, such as Dirty Sanchez and Mexican Lipstick.Coined in the webcomic Lucid TV.

"So, yeah, that's pretty much how you do a Spicy MacGregor."

Spicy MacGregor by Rhademanthus January 7, 2008

Spicey Mcgregor 

A woman or man uses hot sauce as lubricant while masturbating or having sexual intercourse.

Ted was doing the "Spicey Mcgregor" while he played hanky spanky.

Spicey Mcgregor by Ambassador Krayola February 28, 2011