You click it when it appears inside a little box on your computer screen.
It’s a shorthand way of saying everything is going smoothly, a signal to go ahead, a quick approval, or a lukewarm, non-committal reply. It’s the all-purpose, one-size fits all, the argument-stopping Neapolitan ice cream of words.
America’s first acronym has a whimsical history, still going strong with in the 21st century. These two little letters are instantly recognized across the globe, even in non-English speaking countries. Or you can make it a non-offensive four letter word: “okay.” No matter how you spell it, the ubiquitous colloquialism is 175 years old today, March 23, 2014.
One of the niftiest features of “OK” is its usefulness during times when you don’t want to overstate your case or feign enthusiasm while at the same time wanting to appear positive about a subject.
An example goes back three or four decades in which celebrity spokeswoman and erstwhile game show contestant Arlene Francis did a commercial on live tv. She deftly opened a can of dog food, gamely gave it a quick sniff, and announced: “And it smells --[pregnant pause] -- ok!”
http://www.nydailynews.com/life-styl...icle-1.1717765