The act of shoving multiple G.I. Joes up ones rectum.
Dan - Where did Chris go?
Brian - He went into the bathroom with like 5 G.I. Joes.
Dan - Bruh...he’s having a boyband party!
Brian - bruh...
by TheBigSaucy December 3, 2018
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A person who has a unatural obcession for having sex either:

With boyband music/video playing in the background
or
infront of a live boyband/ or at a concert

People who have a boyband fetish usually are gays who are in the closet, they are overly prone to rage and anger towards their friends usually kneeing viciously in the balls.Most come from the Houten regis area.
Liam:I can't wait to see Take-That live.
Unnamed:Yeah aren't you taking your boy-friend?
Liam:Just because she looks like a man doesn't mean she is!
Unnamed:Whatever,along as she fufills your boy-band fetish!
Liam:What did you say?
Unnamed:!U HAVE A BOYBAND FETISH!
Liam:You c*nt! (Knees viciously)
Unnamed:Yeah, I wear a cup now ..


. . . but damn it still hurts!

by Eisel Dier April 1, 2007
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Somebody who has a boyband addiction is basicaly someone with a boyband fetish who can't get a man,woman or tranny, so they can't perform intercourse to the croonings of West-life.Instead they wank over boybands music videos and pictures, listening to boyband music and reading boyband interviews get them sexually aroused.

Signs of Boyband addiction include:
- A Vast collection of Westlife,boyzone and take that Cds.
- A subscription to smash hits magazine.
- Wearing a tank tops in front of other men.
- Dog tags.
- A subscription the The Box
- Serveral sticky copies of westlife's greatest hits and smash hits magazine under their bed.(c'mon blantantly obivious)
- And reading/watching anything that includes Louis walsh.

Aimie:So me and Liam ended up in bed, last night.
Cousin:Did you show your cock?
Aimie:I'll ignore that,no he couldn't get a boner.
Cousin:I'm not suprised at your prices!
Aimie:Shut up,what wrong with him?
Cousin:Well he has a boyband addiction, so trying singing some westlife or dressing up as Louis Walsh
by Eisel Dier April 1, 2007
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BTS. Can be used as a offensive term to bts fans
Pussyeater666: “Go listen to that Chinese Boyband.”
sugas eyelash:“ok, firstly, it’s korean. secondly, fuck you.”
by kid slicc October 15, 2018
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Is a so-called contemporary R&B South Korean boy band. Formed by SM Entertainment in 2008, they made their debut on May 25, 2008

Translation: Father SM's newest copycat boyband modeled after Big Bang.

Wow SM can't you get more original ideas for your rather than steal YG's style? R&B my ass.
SHINee boyband = SM's last attempt to ride Big Bang's fame
by datewithdeath May 15, 2009
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refers exclusively to BTS, a Korean group composed of RM (Kim Namjoon), Jin (Kim Seokjin), Suga (Min Yoongi), J-Hope (Jung Hoseok), Jimin (Park Jimin), V (Kim Taehyung), and Jung Kook (Jeon Jeongguk).
1. “Oh, have you heard the most recent news about the world’s biggest boyband? They said they released a new song titled, ‘IDOL’.”

2. “No other group or artist is deserving to receive the award ‘Album of the Year’ in K-award shows than the world’s biggest boyband. Love Yourself: Answer was really worthwhile of the title.”

3. “World’s Biggest Boyband? OMG, BTS can relate!!!”

4. “Haters be bashing but BTS (aka the World’s Biggest Boyband) will just keep on achieving!!”

5. “Aaaaah! I am freaking out! The World’s Biggest Boyband collaborated with Queen Nicki Minaj!”
by taevanescent October 16, 2018
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another name for british band bears in trees
Person 1: wow have you listened to the new bears in trees album?
Person 2: of course! i love that dirtbag boyband!
by redchemicals November 22, 2021
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