A dated british expression indicating that something is good.
Spitfire pilot one: "That was hairy, managed to shoot down a couple of Huns in 109's though"

Spitfire Pilot two: "Whizzo! Bloody 109ers got tommy last week"
by GoldenOldies November 16, 2016
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They are experts and know how to persuade people to act on something. You will never find lack of creativity and hard work in them. They tell a story that connects all the emotions.

They help you grow and receive recognition that you wish for, all you have to do is give them a chance.
Ideal life partner to have should be someone who is whizzo!😉
by RPTrix November 23, 2021
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Someone that is stupid, or doesn't do any work.
"Hey, you guys want to go drinking?"
"Shut the fuck up and do your fucking work, you whizzo!"
by January 12, 2021
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