meme - n. an amusing or interesting picture or video that is spread widely through the Internet

chat / chat group - n. a group of people who communicate regularly via the Internet, usually in real time but also by email.

piñata - n. a decorated container filled with candies, fruits and gifts that is hung up at parties or celebrations and hit with a stick by children until it is broken and the things inside it fall out

The Holocaust - n. the killing of millions of Jews and other people by the Nazis during World War II

moral - adj. concerning or relating to what is right and wrong in human behavior

R-rated - adj. (informal use) not meant to be seen by children under the age of 17