o

• It is currently two-o-five in the afternoon (2:05 PM).
• The first permanent English settlement in America was in Jamestown in sixteen-o-seven (1607).

• O Death! O Death! Won't you spare me over till another year? - part of the refrain from the American folk song "A Conversation with Death".
• Therfore arte thou inexcuſable o man whoſoever thou be that iudgeſt. For in that ſame where in thou iudgeſt another / thou cõdemneſt thy ſilfe. For thou that iudgeſt doest evẽ the ſame ſilfe thynges. […] Thynkeſt thou O man that iudgeſt them which do ſoche thyngꝭ and yet doſt evẽ the very ſame / that thou ſhalt eſcape the iudgemẽt of God?1526, [William Tyndale, transl.], The Newe Testamẽt […] (Tyndale Bible), [Worms, Germany: Peter Schöffer], →OCLC, Romans ij:[1, 3], folio cc, verso:

Used as a modifier after kopi (“coffee”) or teh (“tea”)

• Better try their kopi-o tarik. Our version nowadays taste like cough medicine. LOL!2003, Ixus, soc.culture.singapore (Usenet):

• "Supposing somebody sees you, with all those flowers too? Supposing somebody writes him a letter? Ooooh!" (a pure round open Tamil O.)1959, Anthony Burgess, Beds in the East (The Malayan Trilogy), published 1972, page 421:

• She was lying in the lee of a fowlhouse in a crumpled posture, as if cohesion had been detached from her joints, which lobbed her in an untidy heap, like a lot of old bones, tied together with string. Her skull was hitched under her humped shoulders and her fallen jaw made a lipless O of her mouth, giving it an expression of imbecile astonishment.1938, Norman Lindsay, chapter XX, in Age of Consent, London: T[homas] Werner Laurie […], →OCLC, page 213:

• Sunny felt some cold and wet press against her pussy, it startled her, then it's^([sic]) tongue went deep inside of her, she had been eaten out before, but never this could, who ever was doing it was a real pro, and had to have the longest tongue in the world it was buried at least three inches inside of her and was taking long, hard strokes, it was trying to get even deeper, it was only seconds before she started shaking from her first O.1998 October 17, M6968, “STORY: The Violation of Sunny a wrestling story, by Wonder Mike”, in alt.sex.stories (Usenet), retrieved 22 Nov 2014:
• Further on, when she's about to reach her first O, the taste turns from no taste to champagne-like.1999 March 31, JT aka GF, “Re: mary p., hex and going "downtown"”, in alt.psst.hoy (Usenet), retrieved 22 Nov 2014:

• We lay on our stomachs on the living-room floor in a circle around our host, a skinny little man who said he'd been smoking O for 20 years.1952, Collier's: Incorporating Features of the American Magazine, page 22: