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List phrases that spell out o.s 

We found 12 dictionaries with English definitions that include the word o.s: Click on the first link on a line below to go directly to a page where "o.s" is defined. General (8 matching dictionaries) o.s: American Heritage Dictionary of the English Language [home, info] o.s: Collins English Dictionary [home, info] O.s, O.s: Wordnik [home, info] o.s: Webster's New World College Dictionary, 4th Ed. [home, info] o.s: Dictionary.com [home, info] O.S: Wikipedia, the Free Encyclopedia [home, info] O.S, o.s: Stammtisch Beau Fleuve Acronyms [home, info] o.s: Dictionary/thesaurus [home, info] Art (1 matching dictionary) O.S: Glossary of Stamp Collecting Terms [home, info] Computing (1 matching dictionary) o.s: Encyclopedia [home, info] Medicine (1 matching dictionary) O.S, o.s: Medical dictionary [home, info] Slang (1 matching dictionary) O.S, o.s: Urban Dictionary [home, info]