Adjective: Someone who will happily talk about nonsense that only matters to them which ultimately confuses or bores the listener.
Person 1: Did you hear Kayleigh going on at the meeting about her Uber Eats orders this week?

Person 2: She’s cuckoo for cocoa puffs, just like that crazy bird was for Cocoa Puffs cereal.
by Vanderveer October 13, 2021
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Generally used as a noun to describe someone who did something goofy or silly.
Why did you put Fruity Pebbles in your jell-o? You're such a cuckoo nose!
by Chopped Liver May 14, 2010
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When you have a cuckoo roll, it is when you have become obsessed with something. Cuckoo roll is your obsession. (Stranger Things, a song, that cute person down the street, saving the turtles, etc.)

Yes Frank, I'm telling you, gardening is my new cuckoo roll. It makes me feel alive!!
by NoneOfYourBusiness11 June 6, 2022
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Someone who loves cacti, probably has a japenese one and feeds them, no social life, just cacti
by Savanna.serene July 6, 2017
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the greatest online fringe conspiracy forum
the cuckoo's nest beats all other conspiracy nest hands down.
by KiLLuMiNaTi January 2, 2013
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