What is a wide grin?
Can you clarify what you mean by "a wide grin"? Is it a facial expression that denotes extreme happiness or satisfaction? Perhaps it's a characteristic grin that someone is known for? It would be helpful if you could provide some context or examples of when someone might exhibit a wide grin. Additionally, could this term be used to describe a particular cultural or regional expression? Understanding the nuances of the term will allow me to provide a more accurate and detailed description.