Definition
A smiley is a basic graphical representation of a smiling face π. Typically, it's a simple yellow circle with two dots for eyes and an arc for a mouth. It's used to convey happiness, friendliness, or approval. It's the precursor to more complex emojis. Think of it as the original emoji, predating modern digital icons. It's simple and effective. The term is sometimes used interchangeably with "emoticon."