Definify.com

Webster 1913 Edition

Sleepless

Sleep′less

,

Adj.

1.

Having no sleep; wakeful.

2.

Having no rest; perpetually agitated.

“Biscay’s sleepless bay.”

Byron.

–

Sleep′less-ly

,

adv.

–

Sleep′less-ness

,

Noun.

Webster 1828 Edition

Sleepless

SLEE'PLESS

,

Adj.

1.

Having no sleep; without sleep; wakeful.

2.

Having no rest; perpetually agitated; as Biscay's sleepless bay.