In a state of sleep; also, broadly, resting. / (slang) Inattentive. / (of a body part) Having a numb or prickling sensation accompanied by a degree of unresponsiveness. / (euphemistic) Dead.

Archaic spelling of asleep.

(idiomatic) Neglectful of an important task, responsibility, or opportunity.

Showing signs of being asleep or very sleepy, as not demonstrating full energy or attention.

To pass from a state of wakefulness into sleep. / (idiomatic, figuratively) To be affected by paresthesia; to go numb. / (poetic, euphemistic) To die (often seen on gravestones).

(idiomatic) Sleeping, in a deep sleep.

(idiomatic) Sleeping still and silently.

Synonym of asleep at the switch

(idiomatic) Sleeping in a deep sleep

simple past tense of fall asleep