Simple Definition of unlearn
: to forget and stop doing (something, such as a habit) in a deliberate way because it is bad or incorrect
Full Definition of unlearn
1 : to put out of one's knowledge or memory
2 : to undo the effect of : discard the habit of
Examples of unlearn in a sentence
It is hard to unlearn bad habits.
<let's hope that over the summer I don't unlearn everything I learned over the course of this past year>
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