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2. bandwagon fan
Someone who becam a fan of the Boston Redsox after the 2004 world series.
"Look at all the bandwagon fans, there the reason why tickets are becoming so fuckin expensive"
1. Bandwagon Fan
Anyone who claims they are a "fan" of a particular sports team, even though they had no prior support for/interest in the team until that team started winning. These types of fans only show playoff interest, have probably never watched a regular season game, don't own any type of team merchandise, nor would they buy any.
Everyone in Cleveland became a bandwagon fan only after LeBron James got drafted and they made the playoffs.
3. Bandwagon fan
Switches support to whatever team/game/allegiance/belief happens to be successful at the time
"Brothers in Arms fans were pissing there pants once they played Call of Duty:World at War, now they're saying the its the most authentic game ever. And all this because the MP of Brothers in arms:Hell's Highway sucked... Such worthless bandwagon fans"

"Celtics fans at the middle of the 07-08 NBA season"
4. Bandwagon fan
All New York Yankee fans.
"We have so manny f**kin rings!! hahah, FU!!"
"Done anything recently?"
"We don't n33d aneemor!! haha!!"
"Right you are bandwagon fan..."
5. Bandwagon Fan
Whenever a region's sports team suddenly gets really good really quickly, everyone and their fucking dog either buys a sports jersey or takes their old one out of the closet where it's been for 20 years, proclaiming they are a diehard fan. Bandwagon fans usually flock to their team's games in large numbers and usually constitute 80% of that team's fanbase. See Florida Gators.
Gators Bandwagon Fan #1: Hey man, I heard Tim Tebow is playing today on TV!

Gators Bandwagon Fan #2: Oh yeah! Who cares that I didn't know who the Florida Gators were before their national title season! I'm a Gator Fan for life!
6. Bandwagon Fan
A person who becomes a fan of a sports team after they win a Championship/Title.
Guy 1: DUDE, if the Celtics win on 2010, i'm going to buy some stickers, a hat, and a jersey

Guy 2: Your such a bandwagon fan, you don't even like Boston teams??

Guy 1:No... not if they win though.
7. bandwagon fan
Anyone who became a Miami Heat fan in 2010-2011
#1: Lets go heat!
#2: Name three players from the Heat.
#1: Lebron, Dwyane, Bosh.
#2: Definitely a bandwagon fan.