Adopting a social cause because it's hip to do so. These people are usually identified by having the personality flaw of being far too gullible and being unable to think for themselves. They are sucked in by modern propaganda and peer pressure.
He got all involved with saving the trees because his friends were all doing it, what a trendanista.
by Sarcastic Sid December 02, 2004
Can you define these popular missing words?