(DIRECTLY), UK also smack-bang, US also smack-dab [adverb] [not gradable] - directly and forcefully, producing a brief loud noiseI wasn't looking where I was going and walked smack into a lamppost.He lost control of the car and drove smack into the garden gate.
SMACK
Meaning of SMACK in English
Cambridge English vocab. Кембриджский английский словарь. 2012