A consistently unreliable person; one who agrees to do something, but never follows through with it.
He's such a branflake! He said he was gonna bust up that wigga with us but backed out again.
by GruberGangster July 10, 2008
Someone who consistently hangs out with people he actually enjoys being around.
Wow he sees you all the time?! He's such a Branflake!
by NoobNasty August 13, 2008
A ceral that tastes somewhere in between cardboard and shit.
"I shat on a piece of cardboard and it tasted better than bran flakes"
by xxdeathbytoasterxx January 10, 2012