Definition of Fast asleep

1. Adjective. Sleeping deeply. "It would be cruel to wake him; he's sound asleep"

Exact synonyms: Sound Asleep
Similar to: Asleep

Definition of Fast asleep

1. Adjective. (idiomatic) Sleeping, in a deep sleep ¹

¹ Source: wiktionary.com

Lexicographical Neighbors of Fast Asleep

fast
fast(a)
fast-breaking
fast-flying
fast-food
fast-forward
fast-growing(a)
fast-paced
fast-talk
fast-track
fast Fourier transform
fast Fourier transforms
fast and furious
fast asleep (current term)
fast asleep(p)
fast backward
fast bowler
fast break
fast buck
fast busy signal
fast busy signals
fast clear down
fast company
fast component
fast day
fast dye
fast food
fast food restaurant

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