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1. Tio
Spain, spanish slang for friend, mate, buddy, uncle.

"Que pasa tio!"

"Que tal Cabron."
2. Tio
The sexual act of one partner swallowing a desk bell, waiting several hours, then having the other partner reach in and ring the bell, imitating Tio from Breaking Bad, but up the butt.
Dude, I heard Shiri got Tio'd by Mason last night!
3. TIO
TIO or 'The Indecent Ones' A group of people, who talk, act or think about being indecent.
"Oh golly, today I thought about groping my favourite singer!"

"Oh how indecent, join TIO old chap"
4. TIO
This is Oakland.
"Someone got shot outside my house last night, TIO"
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