Deranged or torment behavior towards yourself or another to or extended to the point of insanity.
Demented Chinese water torture is leading to the woman's asylum
by January 1, 2022
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From gay opera slang, as defined by Ethan Mordden:
Opera at its greatest, a night when the singers are in voice, in role, in glory. Everything fits.
Scotto was in demented form for "Over the Rainbow" that night, and here's how it sounded...
by Absurdist1968 October 7, 2018
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being demented simply means affected by craziness or insanity
They call him demented child because of his insanity and craziness
by Geshgeshinoo October 9, 2018
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Is a kind scenario that happens, and requires more then simple explaination--or logic--to be fully understood at any point by the person who experienced it or anyone who got word of it.
Example 1: A dream that Rules 34 Die Hard and Neon Genesis Evangelion shouldn't need to be explained and only seems to be a ODST: Overly Demented Situation Transpiring.

Example 2: Mr Hyde ODST The Invisible man for LULZ.
by Meta Tam When Hi Non September 26, 2009
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That one stupid person who talks like their foaming out the mouth, like the brain has melted and they’re digesting it. They have nothing good going for them, probs a drop out and just hops onto peoples back and doesn’t let the fuck go
Wag1 my g
“Nigga I told you not to talk to me with your demented rabbit arse”
by SIZZIL June 3, 2022
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Harrison D-G is the best person on earth. he's super cool and fun and can be sassy but also really, really funny. he will joke around with you a lot and hopefully make you laugh a lot.
Guy 1: that Harrison is a really cool guy.
Guy 2: Oh you mean Harrison Dement-Graham? Yeah he's awesome
by dominoCKLove&Spirit July 20, 2018
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