Mouth Mongoling 

Mouth Mongoling is when two people are kissing and the lips of one goes inside the mouth of the other. This action is repeated for both sides. Mouth Mongoling is also seen as when someone's mouth goes inside the other person's mouth while kissing.

Mark and Jessica were Mouth Mongoling last night.
OR
Guy 1: "Hey Dude, Mark and Jessica were Mouth Mongoling last night!"
Guy 2: "wow"

Mouth Mongoling by A Drunken Sailor July 19, 2016

Mongolian mouth music 

The act of giving someone oral sex while the person receiving is throwing up.

Person 1: yo did you get with Jessica last night, you were pretty drunk.
Person 2: yeah she was giving me head while I was pulling trig.
person 1: oh, I thought I heard some Mongolian mouth music.

Mongolian mouth music by tuckandleoandaj January 20, 2024

Mongolian Mouth Music 

The sounds of receiving oral sex while throwing up and or pulling trig

I got way too drunk last night, but that skank Bethany gave me that Mongolian Mouth Music

Mongolian Mouth Music by Tuckajleo May 10, 2024

mouth like a mongolian wrestler's jockstrap 

a foul tasting mouth. as in the morning after the night before

kevin was about to give june a first kiss when he discovered she had a mouth like a mongolian wrestler's jock strap

mouth like a mongolian wrestler's jockstrap by theWestHamfan November 25, 2003