• What does OTTO Stand For in Internet Slang, Chat Texting & Subculture ?

  For OTTO we have found 9 definitions.

• What does OTTO mean? We know 9 definitions for OTTO abbreviation or acronym in 3 categories. Possible OTTO meaning as an acronym, abbreviation, shorthand or slang term vary from category to category. Please look for them carefully.

OTTO Stands For: