whether or not

Idioms  

1. Also, whether or no. Regardless of whether, no matter if. For example, Whether or not it rains, we're going to walk to the theater, or She plans to sing at the wedding, whether or no anyone asks her to. The negative element in these constructions may also follow the subject and verb, as in I have to attend, whether I want to or not. [c. 1600]

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Example Sentences

There’s nothing in the sport left for him to prove, other than whether or not he can keep winning.

From The Wall Street Journal • Jul. 10, 2026

Speta said he believes that these constitutional arguments should be a “slam dunk,” yet was reluctant to predict whether or not courts would smile upon these arguments were this issue to be tried.

From Salon • Jul. 10, 2026

“It’s not whether or not standardized tests are good or bad,” he said.

From Los Angeles Times • Jul. 9, 2026

But the questions are still about his relationship with other royals and whether or not he will meet his father, King Charles III.

From BBC • Jul. 7, 2026

And all the rest of the time she was growing up, she’d get these strong feelings whether or not to do something, feelings that told her which way to go.

From "Missing May" by Cynthia Rylant