Simple Definition of careless
: not using care : not careful
: done, made, or said without enough thought or attention
Full Definition of careless
Examples of careless in a sentence
He is a careless worker.
She was careless with my things.
It was a careless mistake.
a newspaper known for careless reporting
Before 12th Century
First Known Use of careless
before 12th century
CARELESS Defined for Kids
Seen and Heard
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