பொருள் : Sleeping deeply.
எடுத்துக்காட்டு :
Lying fast asleep on the sofa.
It would be cruel to wake him; he's sound asleep.
ஒத்த சொற்கள் : sound asleep
Fast asleep ka meaning, vilom shabd, paryayvachi aur samanarthi shabd in Hindi. Fast asleep ka matlab kya hota hai?