We found 10 dictionaries that define the word s.o:

General (7 matching dictionaries)

1. s.o: Oxford Learner's Dictionaries
2. S.O: Collins English Dictionary
3. S.O: Wordnik
4. s.o: Wiktionary
5. s.o: Dictionary.com
6. s.o: Stammtisch Beau Fleuve Acronyms
7. S.O: TheFreeDictionary.com

Art (1 matching dictionary)

8. Glossary of Stamp Collecting Terms (No longer online)

Business (1 matching dictionary)

9. Glossary of Trade and Shipping Terms (No longer online)

Slang (1 matching dictionary)

10. S.O, s.o: Urban Dictionary

▸ Words similar to s.o ▸ Usage examples for s.o ▸ Idioms related to s.o ▸ Wikipedia articles (New!) ▸ Words that often appear near s.o ▸ Rhymes of s.o ▸ Invented words related to s.o