adjective

sudden

abrupt, unexpected

There was a sudden change in the weather.

There was a sudden change in the weather.

He made a sudden movement.

He made a sudden movement.

All of a sudden, it started to rain.

All of a sudden, it started to rain.

a sudden ((noun)) an unexpected (noun) There was a sudden change in the weather.

all of a sudden unexpectedly, without warning All of a sudden, it started to rain.

Synonyms: unexpected, abrupt, unforeseen; Antonyms: gradual, expected

From Old French 'soudain', from Latin 'subitaneus', meaning 'sudden'.

Think of a 'sudden' stop in a car. It's quick and you don't expect it.

This page is designed for learning support. Please use it as a learning reference, not as a formal reference.