1. superlative form of wicked; most morally bad or evil
Usage: formal
2. superlative form of wicked; most mischievous or playfully naughty
Usage: informal

Examples

• The fairy tale featured the wickedest stepmother imaginable.
• He was considered the wickedest villain in the story.
• She gave him the wickedest grin before playing her prank.
• The wickedest storm of the season hit the coast last night.
• That was the wickedest joke I’ve heard all day.
• The wickedest part of the haunted house was the basement.