opt out phrasal verb (see also opt)

1. to avoid doing a duty
opt out of
You can’t just opt out of all responsibility for the child!

2. to decide not to be part of a group or system
opt out of
Britain wants to opt out of the new European regulations.

3. if a school or hospital in Britain opts out, it decides to control the money that it is given by the government, instead of being controlled by local government

[TahlilGaran] Dictionary of Contemporary English ▲

ˈopt-out noun [countable] British English

1. when a person or group chooses not to join a system or accept an agreement:
an opt-out clause
opt-out on/from
the government’s opt-out on the euro

2. when a school or hospital in Britain chooses to control its own money, instead of being controlled by local government:
an opt-out school

[TahlilGaran] Dictionary of Contemporary English ▲