Cutting ties with your family of origin--the family with whom you grew up without having much of a choice. Often involves moving out without telling them (the family).
An adjective used to describe a person, usually someone that’s very basic, who is super petty and overreacts in retaliation only to make his/herself look even more like an idiot.
Disengage Family Of Origin. An expression used by the podcast Freedomainradio that tries to make people cut "unbalanced" & "unhealthy" ties to their family and parents. By many considered a cult.
I deFOO'ed for a short while but quickly realised I didn't have a clue what my parents did for my sorry teenage ass.