Definition from Wiktionary, the free dictionary
- a lesson taught (especially to young children) using a familiar or unusual object as a focus
- an example that typifies a principle
- a punishment intended as a deterrent to others
- (idiomatic) Anything used as an example or lesson which serves to warn others as to the outcomes that result from a particular action or behavior, as exemplified by the fates of those who followed that course.
- Let that be an object lesson to him.