noisy

adjective

1. 1

   Making a noise, especially a loud unpleasant sound

   the noisy crowd.

2. 2

   Full of noise.

   a noisy bar

   This market is the noisiest and swarmiest centre of noisy and swarming Florence, and I always like to pass through it on that account.

3. 3

   Unpleasant-looking and causing unwanted attention

   noisy clothes

4. 4

   Accompanied by or introducing random fluctuations that obscure the real signal or data

   Looked at more carefully, and over a longer time period, the relationship between the economy and the incumbent’s performance is positive, but noisy. “The incumbent wins when the economy is good” is a useful, weak prior, but not an iron law, and one that historically has had many exceptions.

Forms

comparative

noisier

superlative

noisiest