nationalism

Fads: lolcats, All Your Base Are Belong to Us, Star Wars Kid, fashions

Trends: Urban sprawl, dynamic languages, globalization/nationalism

Memes: Regional dialects, object-oriented programming, proverbs, calculus

Items move from the upper, more ephemeral, lists to lower ones over the course of time.

Oh, and it’s jibe, not jive. And quit using myself until you learn when to use it.

Although it is only a part of a larger discussion about Nordicism and Nationalism, I really love what "Anon" said about the life, growth, culture, and evolution of language, which is also a fantastic definition of memetics, too: