a lesbian sex party event in which one girl performs a mexican minivan on another while it is being done to her and the person doing it to her is having it done to herself and so on...
my weird ass sister and her friends were having a mexican mitten party last night, it sounded like stirring mac n cheese
developed in 2011 by TK. this phrase can be used to define many things, however it is mostly known for it's debut in the phrase given in the example below. it's usage is generally widespread but can be used more specifically and scientifically to show disdain for actions of a particular woman
I think she deserves to be punched in the twat with a steelmitten!