Involves no penile or vaginal contact. It requires you getting naked. Okay, I lied, it requires penile contact. You do a leapfrog, but you're both naked, and the guy leapfrogs over the girl, and the penis drags all along the backside of the girl.
Jeon Jungkook has a perfect example of a bunny smile. He even looks like a Bunny
A Bunny smile is when a person has their two front teeth, a little ( or a lot ) bigger than the average size, causing them to look like a bunny. So when they smile, they have a "Bunny Smile"
A type of smile that belongs to a member of a Korean group called Loona, who's name is Yves or Ha Sooyoung. It's a smile that can make you fall in love with her instantly