Adjective

(er)

(of a sound) Of great intensity.

*

, title=(The Celebrity), chapter=4 , passage=Mr. Cooke at once began a tirade against the residents of Asquith for permitting a sandy and generally disgraceful condition of the roads. So roundly did he vituperate the inn management in particular, and with such a loud flow of words, that I trembled lest he should be heard on the veranda.}}

Noisy.

* Bible, Proverbs vii. 11

She is loud and stubborn.

Not subtle or reserved, brash.

Having unpleasantly and tastelessly contrasting colours or patterns; gaudy.

Adjective

(wikipedia undefined) (-)

Lacking a definition or value.

(mathematics, computing) That does not have a meaning and is thus not assigned an interpretation.

The result of division by zero is undefined .