brraaat attack
someone who can't stop rolling their tounge and making the sound of gun fire with his/her mouth. it's annoying.
me: yo, tim is having a brraaat attack today.
tim: brrraaaatt rratt atat BRRAATT BRRAAAT!!!
me: jesus christ!
tim: brrraaaatt rratt atat BRRAATT BRRAAAT!!!
me: jesus christ!