- Defection is defined as deserting your country or cause.
When you are supposed to be in the army serving your country and you flipflop sides and start working for the other side, this is an example of defection.
defection definition by Webster's New World
- abandonment of loyalty, duty, or principle; desertion
- the act of defecting from one's country
- a failing or failure
Origin: Classical Latin defectio ; from defectus: see defect