What is Meta-communication Explain Meta communication with examples

In communication we discuss verbal and nonverbal communication do you know about Meta communication? What is Meta communication and how we can understand this term with examples. 

A Meta communication is a message that although not expressed in world, accompanies a message that is expressed in word. We also communicate unintentionally by our choice of words that carry meaning other than or in addition to those stated. I have never seen you look so lovely could imply that the listener’s usual appearance should be greatly improved. Your solution is perfect may also convey a Meta communication such as you are efficient or I certainly like your work.

Whether we are speaking or writing, we can be confident that those who received our messages will be sensitive to the message expressed in words.The accompanying messages that are present but not expressed in words.

Meta communication may be explain with this example that if you call someone and said your work is good or you are doing a great job it also mean at the same time you put another message that the same individual is efficient also.