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fatty

adj. · n.
US //ˈfæti// UK //fˈæti// fat·ty
  1. 1 containing fat (adj.)
    B1 Intermediate

    containing a lot of fat or oil.

    containing, composed of, or consisting of a high proportion of fat.

    Example

    You should avoid eating too many fatty foods like chips and burgers.

    Example

    The chef recommended a sharp citrus dressing to balance the fatty texture of the roasted duck breast.
  2. 2 insult for an overweight person (n.)
    C2 Proficiency Informal Slang Vulgar

    a very rude and unkind name for someone who is fat.

    a derogatory and offensive term for an obese person.

    Example

    The bullies at school used to call him 'fatty' during gym class.

    Example

    The use of such derogatory epithets as 'fatty' in the workplace is often grounds for immediate disciplinary action regarding harassment.

    Usage

    Used as a direct insult or a cruel nickname.

    Teacher's tip

    This term is highly offensive and should be avoided; it is included here so learners recognize it as a hostile insult rather than a neutral descriptor.

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  1. 3 a large marijuana cigarette (n.)
    C2 Proficiency Slang

    a thick or large cigarette containing marijuana.

    a large or thick marijuana cigarette, often referred to as a blunt.

    Example

    In the movie, the characters were sitting on the porch rolling a fatty.

    Example

    The lyrics of the song contain several references to rolling a fatty, reflecting the counter-culture themes of the era.
Etymology 1

From Middle English fatty, equivalent to fat + -y. Cognate with Saterland Frisian fattig (“fatty”), Dutch vettig (“fatty, greasy”), German Low German fettig (“fatty”), German fettig (“fatty”).

Etymology 2

From fat + -y (diminutive suffix).

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