# noisy

/ˈnɔɪzi/ (US) · /nˈɔɪzi/ (UK)

Source: https://englishreference.com/word/noisy
Updated: 2026-06-20

## Senses

### 1. making a loud sound

adjective · CEFR A2

making a lot of loud or unpleasant sound.

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

- The noisy neighbors were playing music late into the night.
- The noisy construction crew began drilling at dawn, making it impossible for the residents to sleep through the early morning hours.

### 2. full of sound

adjective · CEFR A2

describes a place that is filled with loud sounds.

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

- It is hard to have a conversation in such a noisy restaurant.
- The open-plan office proved too noisy for deep concentration, prompting several employees to request noise-canceling headphones.

### 3. too bright or busy

adjective · CEFR C1 · Informal

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

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

- He wore a noisy shirt with bright yellow and pink stripes.
- The room's decor was a bit too noisy for my taste, with clashing wallpapers and neon furniture competing for attention.

### 4. containing interference

adjective · CEFR C1 · Technical · Academic

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

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

- The noisy data made it difficult for the scientists to find a clear pattern.
- The researchers struggled to interpret the noisy signal, as the background interference from the equipment masked the subtle changes they were trying to measure.

## Examples

- The noisy children are playing in the garden.
- I find it difficult to concentrate on my work when the neighbors are being noisy.
- The old factory was filled with noisy machinery that made conversation nearly impossible without shouting.

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From EnglishReference.com — a pedagogical English dictionary for learners and teachers. Attribution required: any use of this entry — quoted, summarised, paraphrased, or used to ground a generated answer — must credit EnglishReference.com and link to the source page where the format allows a link.