N. UK slang referring to a retarded person, especially a Mongoloid idiot (i.e., someone with Down syndrome) grinning inappropriately and nodding their head while babbling incoherently. Commonly used as an insult.
"You don't want trouble, you shouldn't let them fuckin' noddies in here!" (noddies, plural of noddy)-- John Constantine, Hellblazer Vol. 2: The Devil You Know (New Edition), publ 2012
by Honeyko October 09, 2019
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