Elisabeth sighed, "Jackson behaved very irresponsibly and he is lucky to be sitting here today."
First, the technology can be abused and used irresponsibly, like pretty much every other technology in the world.
I cannot believe you would act so irresponsibly.
They're not high schoolers fooling around irresponsibly.
He said she had acted irresponsibly.
Some groups may be sexually exploitative or use drugs or wine irresponsibly.
Since the medication is not FDA approved for this specific treatment, some may contend that the doctor acts irresponsibly by administering the drug.
The word usage examples above have been gathered from various sources to reflect current and historial usage. They do not represent the opinions of YourDictionary.com.