Simple Definition of fed up
: very tired of something : angry about something that has continued for a long time
Full Definition of fed up
: tired, sated, or disgusted beyond endurance
Examples of fed up in a sentence
We've had one delay after another, and I'm starting to feel pretty fed up.
<fed up with the noise and bustle of the big city, the family decided to try country life>
First Known Use of fed up
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