Mr. Curtis must have adjusted the sound, for now the beeps seemed to blare through the entire car.

NPR: Excerpt: 'Skybreaker'

Other prominent observers, such as social critic Stanley Crouch, claim that the deficits of hip hop blare beyond the borders of ugly art to inspire youth to even uglier behavior.

NPR: Author Comes to Hip-Hop Music's Defense

Recent headlines blare like warning sirens: oil prices soar to pre-recession heights and proceed relentlessly higher.

FORBES: Oil Spikes, Double Dips And Dilapidated Dollars