know for certain

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Since shadow docket rulings are unsigned, we can’t know for certain the usual tally of supporting and opposing justices.

From Salon • Apr. 22, 2026

We can’t know for certain if the Values Bridge data reveals a slow trend away from the centrality of family in the American psyche or a sudden drop, or why in either case.

From The Wall Street Journal • Nov. 20, 2025

A lot of people are fine and they don’t have any complications, but I don’t know for certain what the outcome will be for me.

From MarketWatch • Oct. 9, 2025

"So it's going to be interesting to see if they immerse themselves in the game, because I know for certain it's really difficult not to get involved and emotional, and play the game wholeheartedly."

From BBC • Oct. 8, 2025

He only speaks what we know for certain.

From "Everything Sad Is Untrue" by Daniel Nayeri