couldn't Definition
contraction of 'could not'.
Using couldn't: Examples
Take a moment to familiarize yourself with how "couldn't" can be used in various situations through the following examples!
Example
I couldn't believe my eyes when I saw the surprise party.
Example
She couldn't attend the meeting due to a family emergency.
Example
He couldn't finish the race due to an injury.
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Summary: couldn't in Brief
'Couldn't' [ˈkʊdnt] is a contraction of 'could not'. It is used to express inability or impossibility to do something. Examples include 'I couldn't believe my eyes when I saw the surprise party,' and 'She couldn't attend the meeting due to a family emergency.'