The phrase "a man in a bucket" is correct and usable in written English.
It can be used in various contexts, such as describing a situation, a character, or a metaphorical expression.
Example: "In the whimsical story, there was a man in a bucket who dreamed of flying high above the clouds."
Alternatives: "a person in a container" or "a man inside a vessel".
A man in a "Sprayin' & Prayin' " T-shirt dilutes the chocolate muck in plastic buckets, while another man, with a praying-hands tattoo on his left leg, paints a succession of outstretched arms, splayed legs and wincing faces.
Behind the mesh fence, he saw a bucket truck, a few men in lime-green vests and white hard hats, piles of bricks and lumber, a man in a T-shirt and safety goggles standing on the platform of a scissor lift, and an orange safety cone with a small American flag stuck in the hole at the top.
A very nice man in a bucket truck cuts down a tree leaning on a power line.
I'm ambivalent about breakbeat techno – it can easily be the sonic equivalent of a sunburnt man in a bucket hat shouting "eccies!" in your face – but Shed gives it swing and sex, with 2-step's snares dragged down into techno kicks.
We roam the hall of nude Natalies and an older mustachioed man in a bucket hat approaches White downstairs as we all watch a film in which White talks about what kind of guys she likes ("Guys with a pulse, a big pulse").. "Do you still, uh, do this?" He asks.
As Winston Churchill famously said, "[F]or a nation to tax itself into prosperity is like a man standing in a bucket and trying to lift himself up by the handle".
Bucket hats are currently very "in" but bear in mind that if you wear a bucket hat you will be a man wearing a bucket hat.
Described by another listener as "more ornery than a one-legged man in a bucket-kicking contest," Victor was notorious for flooding Beats in Space's hotline with angry messages, criticizing Sweeney for his "lack of consistency"... or just threatening to cut his balls off.
