Who knows?


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Who knows?

I don't really know what the answer is. A: "What does this big red button do?" B: "Who knows? The boss just said to never push it." I guess this stuff is supposed to help keep the weeds out of the grass or something. Who knows?
See also: who
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

Who knows?

Who knows the answer to that question? Tom: When will this train get in? Rachel: Who knows? Andy: Why can't someone put this stuff away? Rachel: Who knows? Why don't you put it away?
See also: who
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.
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