Examples of costly in a sentence
We use less costly materials in our products.
It was too costly to fix her car after the accident, so she decided to buy a new car instead.
They won the game, but their best player was injured, so it was a costly victory.
The decision to wait could be a costly mistake.
First Known Use of costly
COSTLY Defined for English Language Learners
Definition of costly for English Language Learners
: having a high price : costing a lot
: causing people to lose something or to suffer
COSTLY Defined for Kids
Seen and Heard
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