Simple Definition of sicken
: to become sick or to cause (someone) to become sick
: to cause (someone) to feel disgusted or angry
Examples of sicken
Many people sickened and died on the long voyage.
The bacteria in the drinking water sickened the whole village.
We were sickened by the reports of violence.
First Known Use of sicken
Medical Definition of sicken
: to make sick
: to become sick
Seen and Heard
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