The mental condition where a person does not like to see his/herself in photographs or images irrespective of self-esteem or personal appearance.

"Sui" - Self in latin
"Imago" short for imago photographica - photograph in latin
"Odium" - To dislike in latin.
Case 1:
Person: Please don't post any photos of me! It really brings out my sui imago odium (SIO).

Case 2:
Person: No, I don't want any selfies! I really cant look at myself because of my Sui Imago Odium (SIO).
by PsychiatricEvaluator February 24, 2016
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something someone types when they are mad at their computer or just bored at school
0ihgfesri hefijghdfi sio
by mokney whipper April 28, 2022
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De sios are not for everyone, they are for a select crowd with strong taste buds.
by SavagestSimey March 23, 2017
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A tall handsome long dicked man who often steals the wives of other men by just looking
Keep Sio away from my girl he’s always piping her down
by November 23, 2021
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Easy word to express agreement with something or simply saying yes/probably.
Mom - "Are you OK?"
Son - "Sio."
by Camobeast April 15, 2018
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senior investigating officer

a british police rank rank held by a police officer (DCI at minimum), who leads a major investigation (e.g.:murder)
Who is the SIO of this murder taskforce? It's DCI Peter Banks.
Who's in charge of this murder investigation? DCI Harold Crowly is the SIO. Talk to him.
by UltraDan September 25, 2020
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literally the coolest and nicest and handsomest and tallest person alive.
person 1: who was that they were so cool
person 2: that was sio
by sawah< December 26, 2022
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