'小爷' (xiǎo yé) is a playful, self-deprecating or ironically boastful term used primarily by young males to refer to themselves — like 'your humble servant' meets 'little master'. Literally, 小 means 'small' or 'young', and 爷 means 'sir', 'master', or 'respected elder', so together they form a cheeky, exaggerated self-reference that softens arrogance with humor or sarcasm. It often carries a tone of mock confidence, youthful defiance, or lighthearted petulance.

The term appears frequently in informal spoken Chinese, online slang, and youth-oriented media — especially in dramas, livestreams, or gaming contexts. It’s rarely used in formal settings or by older speakers. While historically rooted in Beijing dialect and traditional opera (where young male characters sometimes addressed themselves this way), today it functions more as a stylistic flourish than a literal title — signaling attitude, not authority.