What is cheesing smile?

"Cheesing smile" typically refers to a broad, exaggerated smile, often showing teeth, similar to the smile one might give when instructed to say "cheese" for a photograph. This type of smile is characterized by a wide mouth and visible teeth, conveying happiness or enthusiasm. The term can also be informally used to describe someone who is overly happy or excited, sometimes to the point of looking a bit silly or insincere. It's a playful expression often seen in casual settings, selfies, or when people are trying to capture a joyful moment.