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3.
acronym for "Older Then The Internet"
usually used as a comment to an internet forum posting of something that is old but the poster believes its new.
That Goatse link is OTTI!
by RUNAMUCK March 10, 2006
 
1.
A type of syndrome where the sufferer over reacts to many different situations blowing them out of proportion.

O ver
T he
T op
I diot
S yndrome
1. She has severe OTTIS!
2. I think we should nickname her "OTTIS"
by MagicMan744 February 12, 2009
 
2.
A person that is so hot , so hot that when you read you automatically feel an orgasm inside you
Ottis in castlecroft is soo Damn Sexxy
by Ottisy April 28, 2011