slam-bang /ˈslæmˈbæŋ/
 (ad.)砰然,轟地一聲,氣勢兒猛地


 Slam-bang adv. With great violence; with a slamming or banging noise. [Colloq.]

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 slam-bang
      adj : violent and sudden and noisy; "a slam-bang collision"
      adv 1: in a careless or reckless manner; "the shelves were put up
             slapdash" [syn: slapdash]
      2: with heedless speed; "yachts ran slap-bang into the convoy
         at 15 knots an hour"
      3: in a violent or sudden or noisy manner; "the pans fell
         slam-bang and woke the whole house" [syn: slap-bang]