a‧sleep S2 / əslip / 形容词 [名词前不用]

1 sleeping 反义词 awake :

Quiet! The baby’s asleep.

fast/sound asleep (= sleeping deeply )

2 fall asleep

a) to begin to sleep :

Grandad fell asleep watching TV.

One in seven road accidents is caused by drivers falling asleep at the wheel (= falling asleep while driving ) .

b) literary used to mean that someone dies, when you want to avoid saying this directly

3 half asleep very tired or not completely awake :

Still half asleep, Jenny began to make the kids’ breakfast.

4 an arm or leg that is asleep has been in one position for too long, so you cannot feel it properly

5 asleep at the wheel/switch not paying attention to a situation, so that something bad happens :

Several publishers were asleep at the switch, and missed the book’s potential.

→ go to sleep at sleep 2 ( 3 )