Opt out
/ɒpt aʊt/B2
UpperIntermediate
1. To choose not to participate in something, especially an option that allows withdrawal.
- Many people choose to opt out of junk mail lists to avoid receiving unwanted advertisements.
- You can opt out of the training program if you find it doesn't meet your needs.
2. To withdraw from a membership or a subscription.
- I decided to opt out of the magazine subscription because I no longer find it relevant.
- Several employees opted out of the company's health plan in favor of their spouse's insurance.
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