object lesson - definition and synonyms

noun [countable] 

Your browser doesn’t support HTML5 audio

/ˈɒbdʒekt ˌles(ə)n/
singularobject lesson
pluralobject lessons
  1. an event or situation that is a very good example of a particular principle or of how something should be done
    object lesson in:

    Richard’s experience was an object lesson in how not to organize a holiday.