A reason, true or not, to explain or defend your actions.
His excuse for being late was that his car broke down.
A reason you give for doing something you want to do.
He needed an excuse to skip the boring meeting.
A very poor example of something.
That's a terrible excuse for a meal.
A note explaining why someone cannot attend school or work.
She wrote an excuse for her son's absence from school.
To forgive someone for a small mistake or rudeness.
Please excuse my messy handwriting.
To make bad behavior seem less wrong by giving reasons.
You cannot excuse his rude behavior with any excuse.
To allow someone to leave politely.
She excused herself from the table to take a phone call.
To allow someone not to do something they normally should.
The teacher excused him from homework due to illness.