the genie is out of the bottle

the genie is out of the bottle

something has become known Efforts to ban cloning cannot succeed - the genie is out of the bottle.
Usage notes: often used in the form put the genie back in the bottle: Once people got used to e-mail, it was impossible to put this genie back in the bottle.
Etymology: based on the story of a genie (magic being) who was released from a bottle and then helps the person who let it out
See also: bottle, genie, of, out
References in periodicals archive ?
But now the genie is out of the bottle, it can't be put back.
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