Gag and shag - When you do the deed and then you get a head. No need for fa

When you do the deed and then you get a head. No need for fancy words or fancy moves.

He said the gag and shag was the best part of his day.

I did the gag and shag, and I didn’t even need a drink.

Gag and shag is just a fancy way of saying I got it on.