Simple Definition of costly
: having a high price : costing a lot
: causing people to lose something or to suffer
Examples of costly
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
Rhymes with costly
Seen and Heard
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