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rim

n. · v.
US //ˈɹɪm// UK //ɹˈɪm// rim
  1. 1 outer edge (n.)
    B2 Upper Intermediate

    the outer edge of a round object, like a cup, bowl, or plate.

    the outer edge or border of an object, typically one that is circular or curved.

    Example

    She wiped a small smudge of lipstick off the rim of her coffee cup.

    Example

    The archaeologist carefully brushed the dirt away from the rim of the ancient clay vessel, revealing a delicate pattern of etched lines.

  2. 2 wheel part (n.)
    B2 Upper Intermediate

    the outer metal circle of a wheel that the tire is attached to.

    the outer circular metal part of a wheel on which the tyre is mounted.

    Example

    He spent the whole afternoon cleaning the chrome rims of his new car.

    Example

    The impact with the deep pothole was severe enough to dent the alloy rim, causing the tyre to lose pressure immediately.

    Usage

    Often used in the plural when referring to decorative car wheels.

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  1. 3 to border (v.)
    C1 Advanced Literary

    to form an edge or border around something.

    to serve as a rim or border for something; to surround the edge of an object.

    Example

    Dark clouds rimmed with gold appeared on the horizon as the sun set.

    Example

    The valley was rimmed by jagged limestone peaks that remained snow-capped even during the height of the summer months.

    Usage

    Often used in the passive voice or as a participial adjective.

  2. 4 sexual act (v.)
    C2 Proficiency Slang Vulgar

    to perform a specific sexual act involving the mouth and the partner's bottom.

    to perform anilingus on a partner.

    Example

    He asked his partner if they were comfortable with rimming during sex.

    Example

    The adult film industry often uses explicit terminology like rimming to describe specific scenes in their marketing materials.

    Usage

    Transitive verb.

    Teacher's tip

    This is a highly explicit term; learners should be aware of its vulgarity and avoid it in all but the most intimate or informal contexts.

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