One could use the phrases "Two in the goo, two in the poo.", "Two in the clit, two in the shit." and "Two in the pink, two in the stink." to describe this action.
Sometimes when I'm boning my lady, I pretend I'm Captain Kirk and give her the Spocker.
2. The fourth term in a five term foreplay saying: teaser, pleaser, shocker, spocker, showstopper. usually expressed with hand gestures.