look up any word, like turnt:
 
1.
An individual who's determination of what's stylish influences a significant quantity or quality of people resulting in a supportive trend.
“I’m a pop enigma. I live and breathe every element in life. I rock a bespoke suit and I go to Harold’s for fried chicken. It’s all these things at once, because, as a tastemaker, I find the best of everything. There’s certain things that black people are the best at and certain things that white people are the best at. Whatever we as black people are the best at, I’m a go get that. Like, on Christmas I don’t want any food that tastes white. And when I go to purchase a house, I don’t want my credit to look black."

Kanye West talking to Spin Magazine.
by Kristi Moe January 16, 2008
 
2.
N., "a person whose judgments about what is good, fashionable, etc., are accepted and followed by many other people", i.e., an asshole.
Dave: I consulted only the best tastemaker in the city when redesigning my living room.

Sandy: Is that why it looks like the interior of a hobo's shopping cart?
by dar3alest May 06, 2014