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noisy

adj.
US //ˈnɔɪzi// UK //nˈɔɪzi// noisy
  1. 1 making a loud sound (adj.)
    A2 Elementary

    making a lot of loud or unpleasant sound.

    producing a significant volume of sound, often of an intrusive or discordant nature.

    Example

    The noisy neighbors were playing music late into the night.

    Example

    The noisy construction crew began drilling at dawn, making it impossible for the residents to sleep through the early morning hours.
  2. 2 full of sound (adj.)
    A2 Elementary

    describes a place that is filled with loud sounds.

    characterized by or full of noise; describing an environment with high ambient sound levels.

    Example

    It is hard to have a conversation in such a noisy restaurant.

    Example

    The open-plan office proved too noisy for deep concentration, prompting several employees to request noise-canceling headphones.
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  1. 3 too bright or busy (adj.)
    C1 Advanced Informal

    having colors or patterns that are too bright and catch too much attention in an unpleasant way.

    visually loud or garish; characterized by clashing colors or overly busy patterns that distract the viewer.

    Example

    He wore a noisy shirt with bright yellow and pink stripes.

    Example

    The room's decor was a bit too noisy for my taste, with clashing wallpapers and neon furniture competing for attention.
  2. 4 containing interference (adj.)
    C1 Advanced Technical Academic Science

    containing extra, unwanted signals that make it hard to see the real information.

    containing random fluctuations or interference that obscure the primary signal or data set.

    Example

    The noisy data made it difficult for the scientists to find a clear pattern.

    Example

    The researchers struggled to interpret the noisy signal, as the background interference from the equipment masked the subtle changes they were trying to measure.
Origin

From noise + -y.

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