Bubble Buns Bubble Buns Nickname Meaning: For a beautiful person with an incredibly big heart and the sweetest personality. Bubble Buns Literal Meaning: Bubbly, cute-as-a-bun. Popularity: Commonly used among English speakers. Origin: English. Related Nicknames: Bubbles, Cutie Pie. Gender Neutral Her Him Boyfriend Brother Dad Friend Girlfriend Husband Mom Sister Wife Cute Behavior Themed