A sound used when imitating the sound of an off road vehicle engine, especially snowmobiles and dirt bikes. Used most commonly by residents of the town of Newburgh.
A crowd of people gathered around Johnny C as he described his latest snowmobiling adventure. "...and I was like braap braap almost hit a fuckin tree, like fuckin braaap brap brap braaaaaaap..."
by mr.kev May 11, 2010