The meaning of O'CLOCK is according to the clock. How to use o'clock in a sentence. according to the clock; —used for indicating position or direction as if on a clock dial that is oriented vertically or horizontally… See the full definition. Games; Word of the Day; Grammar; Wordplay; New Slang; Rhymes; Word Finder ...

2014年3月21日 · The practice of saying “o’clock” is simply a remnant of simpler times when clocks weren’t very prevalent and people told time by a variety of means, depending on where they were and what references were available. Generally, of course, the Sun was used as a reference point, with solar time being slightly different than clock time. ...