When a person scratches their arse and sniffs it, leaving a trail of poo on their upper lip. Reminiscent of mexican food sweats.
Wow, that guy just did a Mexican Poo Tang! Gross!
by Thelotusflower July 08, 2013
Type your email address below to get our free Urban Word of the Day every morning!
Emails are sent from firstname.lastname@example.org. We'll never spam you.×