Meaning : Directly or immediately.
Example :
It hit slap-bang in the middle.
Meaning : In a violent or sudden or noisy manner.
Example :
The pans fell slam-bang and woke the whole house.
Synonyms : slam-bang
Slap-bang ka meaning, vilom shabd, paryayvachi aur samanarthi shabd in Hindi. Slap-bang ka matlab kya hota hai?