Top Definition
the vibe put off when your around a group of jocks,obnoxious business parters, any group of jerks, ect.
ex. 1)

friend 1: i heard the CEO called you into a meeting

friend 2: yeah, talk about bad a bratmosphere.

ex. 2)

(father speaking to child): i dont want you in a bad bratmosphere, it could corrupt your mind.
by zmontyy April 05, 2009

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