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A really fat fly who has eaten too much McDonald's!!!! :-)
eeewwww look @ that mcfly buzz,buzz
by Annabell Ride April 19, 2008
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51
Coined in Redlands, CA, this colloquial term is used to describe the sandwich at McDonalds consisting of a cheeseburger, three chicken McNuggets, and BBQ sauce. Usually a meal consumed by daring top-tier athletes before games, matches, meets, etc.
Athlete #1: I need something to get me through our game, I haven't eaten all day.
Athlete #2: You thinkin what I'm thinkin?
Both: McFly!!!
by Zevalkinky March 16, 2011
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52
Family with loser tendancies. Occasinally produce good looking males
(Seamus, Marty, Marty Jr.....and George too if u r into geeks)
"No McFly ever amounted to anything in the history of Hill Valley"
by StarFox September 04, 2003
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53
Originally used in Back to the Future movies and now pertains to three male hookers: Jason the American bitch, Jonas the Swedish pimp, and Russell aka pooh pants
Hey, McFly, I thought I told you never to come in here!

McFly, why don't you make like a tree and leave!

McFly! I thought I told you...oh wrong room!

121 giga watts! 88 miles per hour!
by Doc April 17, 2004
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54
Officialy the worst band ever. They are an english pop group, and are cheesey fake wannabes. they are all really ugly and mime playing their guitars.
by Nic March 08, 2004
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55
A Pop BoyBand consisting of four extremly unatractive Little boys, who promote charitys like live8 'Make poverty history' but exploit the people and use them in their POP music videos, also known as lyers this type of band tells you all the money from their single 'Room on the 3rd Floor'goes to charity but in McFly means..'Tom needs a new car' or 'Harry wants new drums'
Douggie
Danny
Tom
Harry
Also see Teletubbies or Busted clones
'Come on Mollie Mcfly are on Cbbies again'

Customer: id like the album of the band that are like busted.
Shop Clerk: McFly, isle 3.
by DanielleS June 08, 2005
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