- in or into a state of sleep: He fell asleep quickly.
- into a dormant or inactive state; to rest: Their anxieties were put asleep.
- into the state of death.
- sleeping: He is asleep.
- dormant; inactive.
- (of the foot, hand, leg, etc.) numb.
Origin of asleep
- in or into a state of sleep
- in or into a dormant or inactive state
- (of limbs, esp when the blood supply to them has been restricted) numb; lacking sensation
- euphemistic dead
Word Origin and History for half asleep
c.1200, aslepe, o slæpe, from Old English on slæpe (see sleep). The parallel form on sleep continued until c.1550. Of limbs, "numb through stoppage of circulation," from late 14c. Meaning "inattentive, off guard" is from mid-14c.
- In a state of sleep; sleeping.
- Numb, as of a limb.
- In or into a state of sleep.
- In or into a state of apathy or indifference.
- Into the sleep of the dead.
Idioms and Phrases with half asleep
In addition to the idiom beginning with asleep
- asleep at the switch
- fall asleep