With the development of technology, the word “poke” has become a popular term, especially in social networking and online gaming. Then, what does “poke” actually mean, and how should the definition of “poke” be defined? Thus, to convey the meaning clearly, it must be “define pokes”. In English, “poke” is given the meaning as a “touch or push (someone) quickly, with one’s finger or elbow, especially as a signal to attract attention or in amusement”. However, “poke” as a term in social networking such as Facebook has additional meanings, for example, it also means “to welcome” and “to attract attention”. That is why, knowing the “definition of poke” enables us to clearly understand how the word is used in our daily life. It does not only turn into a simple word but also explains more about different social interactions. Therefore, to communicate more effectively in the network community in Vietnam, comprehending the meaning of “poke” is important.