What does tubby mean?
Tubby describes someone or something with a plump, rounded appearance, usually suggesting a slightly heavy build rather than extreme obesity. As an adjective, it can refer to a person, animal, body shape, or object that looks rounded and full. As an informal noun, it means a tubby person and is often used as a nickname or in affectionate or teasing descriptions. The word is common in both British and American English, but its tone varies with context: it may sound warm among friends or family, yet insensitive when used to comment directly on someone's weight. “Chubby” is often a gentler or more playful alternative, especially for children, while “stout” and “stocky” tend to sound more matter-of-fact. Tubby is also useful as a vivid, informal word for rounded shapes and figures, although formal writing generally prefers more neutral terms.
Having a plump, rounded build or a somewhat heavy appearance.
"The tubby cat sprawled in front of the fire."
Informal; potentially affectionate or teasing, but it can be insensitive when used to emphasize someone's weight.
An informal term for a plump or stocky person, often used as a nickname or teasing label.
"The children called the friendly old sailor their tubby."
The noun can be affectionate within a familiar group but insulting if used offensively or without regard for the person's feelings.
The standard plural is tubbies. Because the noun describes a person's build, it may sound teasing or insulting in some contexts.
"The two tubbies greeted us at the door."
Tubby comes from the image of a rounded tub: a word that can sound affectionate, playful, or teasing depending on who says it.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Where does tubby come from?
Tubby was formed in English from the noun tub with the suffix -y, originally conveying a rounded or tub-like shape. Its adjective meaning developed in the early modern period, while the noun meaning for a plump person was a later figurative extension. Its related forms, including tub, tubbing, and tubing, reflect the same English root, although tub itself has its own older Germanic and Dutch history.
Related word forms
How tubby is actually used
Tubby is informal and can be affectionate, humorous, or teasing. When describing a person's weight, it may sound insensitive or insulting, so considerate alternatives such as plump, chubby, or stocky may be preferable depending on context.
Easily confused with tubby
Tubby describes a plump or rounded build, often with a slightly heavy connotation, whereas chubby is more often affectionate, especially when referring to children.
Stubby means short and thick, often describing an object or body part, while tubby describes a person or body with a rounded, plump appearance.