The definition of noisy is a loud person, thing or activity.
An example of noisy are football fans when their team scores a touchdown.
An example of noisy is a car without a muffler.
A small, noisy dog.
Full of, characterized by, or accompanied by noise.
A noisy cafeteria.
Making, or accompanied by, noise.
Making more sound than is expected or customary.
Full of noise; clamorous.
The noisy city.
Full of noise.