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Sep 25, 2023 · Learn the meaning, origin, and usage of the idiom "who knows", a rhetorical question that expresses uncertainty or lack of knowledge. See examples, synonyms, and pop culture references of this common phrase.
The consensus is that it's sometimes OK to skip question marks for rhetorical question. Some people will say you shouldn't ever skip a question mark for a rhetorical question, and no one minds if you use a question mark, so I suggest that you do.
Definition of Who knows? in the Idioms Dictionary. Who knows? phrase. What does Who knows? expression mean? Definitions by the largest Idiom Dictionary.
Jun 2, 2024 · Learn the meaning, pronunciation and usage of the phrase "who knows" in English. It is a rhetorical question that expresses uncertainty, possibility or ignorance.
Learn the meaning and usage of the phrase "who knows" as a rhetorical question to express uncertainty or possibility. See examples, synonyms and related words for "who knows".
Jun 11, 2020 · It's a rhetorical question -another way of saying that nobody knows whether people will settle on Mars in ten years. Your second example is not idiomatic in this context. Who is to know is a way of asking rhetorically who will find out.
"who knows how many" is a way of saying you don't know a certain number. 100 people a year are treated for X medical condition, although since it doesn't have symptoms, who knows how many are affected. You're more likely to hear this sentence spoken than read, as the "who knows how many" is a slight digression from the actual topic of the sentence.
