sudden change
noun phraseUK /ˈsʌd.ən tʃeɪndʒ/
US /ˈsʌd.ən tʃeɪndʒ/
A sudden change is when something becomes different very quickly.
The sudden change in the weather made us run home.
RELATED WORDS
OTHER MEANINGS
2. A fast and unexpected change in a person's mood or behavior.
We noticed a sudden change in his mood after the phone call.
3. An abrupt change in a plan or situation.
There was a sudden change of plans, so we stayed home.
4. A quick change in direction or movement.
The car made a sudden change of direction to avoid the puddle.