The phrase "a wicked plan" is correct and usable in written English.
It can be used to describe a devious or morally wrong scheme or idea, often in a fictional or dramatic context.
Example: "The villain devised a wicked plan to take over the city, leaving the heroes scrambling to stop him."
Alternatives: "a nefarious scheme" or "an evil plot".
At no stage does she confess that she's actually a deep-cover KGB agent with a wicked plan to take over the planet from her base in Balmoral.
The proven and repeated failures of the IMF are perceived in these countries not as the result of technical mishaps but as a wicked plan to deliberately wreak havoc on their part of the world.
Using sex as a weapon to conquer those around her, the marquise concocts a wicked plan to take revenge on a former lover by ruining the virtue of the young woman he is to marry.
Neda, for a moment, realizes their wicked plan and struggles to escape, but they quickly shoot her from behind".
This is a benign version of Hitchcock's wicked plan, mused on but never filmed, to show a car being assembled and a corpse falling out at the end: proof, if any were needed, that Spielberg is the perfect antidote to Hitchcock — he puts us through the shredder, but he wants us to sleep well.
9) With an army of apes under his control, Caesar instructs his minions to go forth and put phase one of his wicked plan into action – quietly watching a bunch of humans as they sleep.
Throughout this conference season, Bagehot has heard Liberal Democrats in Birmingham and Labour types in Liverpool warning, in apocalyptic tones, about the Tories and their wicked plan to use the economic crisis as a pretext for slashing back the state.
Although Persie, dismayed that Hallam has rejected her offer of a shared roulade, has other wicked plans, of course.
Villains unworthy of vilification can be found in everything from the Austin Powers comedies, where the insufficiently wicked plans of Dr Evil positively drip bathos, to Skyfall, where Javier Bardem essentially played a neglected son jealous of Bond's relationship with their surrogate mother, M. Children's films have been veering this way for a while.
"It was a wicked and dangerous plan, she said.
The judge said the plot to set fire to the house and rescue the children was "a wicked and dangerous plan", adding that it was "outside the comprehension of any right-thinking person".
