We say it every day, but so many people have no idea what that little 'O' stands for. People say it every day without thinking ― “two o’clock,” “six o’clock,” “eight o’clock sharp.” But what is the purpose of that little “o” and apostrophe? Is it short for something? Why do we only use it for certain times? (If you’re a fan of “The Gilded Age” on HBO, you might even wonder ― does it have anything to do with the fan favorite character affectionately called “Clock Twink” ?) The origin of “o’clock,

Tag-uri: HBO