The action of giving a hand job while licking of the asshole is is commencing

When a pussy is so big that you can get your whole head in there and need snorkling gear to breath.

when you have sex with a girl and shove her head in the toilet and flush it

Laugh so hard that snot comes out of your nose - usually at the misfortune of others

to eat out a fat womens vagina.

Replaces snort and chuckles, In the place of a sarcastic Lol

To blow such a big load on your partner's face that she needs a snorkle to breathe.

Or alternatively, to eat a girl out so intensely you need a snorkle so you don't have to come up for air.