A feature built into many modern phones, which automatically changes unrecognized words to their closest matches, if any exist. Of course, on occasion it will select the wrong word, usually changing the original meaning of the sentence completely.

Something you'd notice in almost every awesome phones you see in the media, such as the HTC and the iPhone.

Autocorrect is good, but sometimes, shit hits the fan whenever you text. Sometimes, you type in "bigg," then it autocorrects it into "bug." So, say that a man was gonna text his friend "I like bigg butts and I cannot lie!" When he sends it, it gets autocorrected and turns into "I like bug butts and I cannot lie!" Then there's some funny convo between the recipient and the sender.

The process by which the male of the species will spontaneously relieve himself of excess reproductive fluids in times of inappropriate opportunities.