Over time, emoji meanings have become subjective, depending on a message's context and wider cultural trends. Which shaking smiley face should you use? Is there a difference between each different ...

Credit: Mashable Original image has been replaced. Credit: Mashable There are also a few new plays on the traditional yellow smiley-face emoji, including a rather stunning mind-blown face ...

Of the six billion emoji that are sent globally every day, around 70% are emotion based – for example, smiley face, love hearts. A smaller proportion of the emoji sent are sad expressions.