Other forms: foregoing; forewent
If you forego something, you choose to give it up. If you forego dessert after dinner, you are skipping dessert.
The verb forego (also spelled forgo) literally means “to go by.” In common usage it means “to abstain” or “do without.” You might forego smoking cigarettes as a New Year’s resolution. Forego can also mean “to precede,” or “go before.” This verb is often seen in its past participle form, foregone, in the phrase “foregone conclusion,” meaning a predetermined conclusion.