oversleep

_oversleep_

Verb.

Pronunciation and accent: əʊvəsliːp.

Etymology: analysed into over- (= beyond) + SLEEP.

Intransitively and reflexively: to sleep beyond the expected time or beyond the time one ought to awake; to sleep overtime.

The blue dawn was just breaking when she opened her eyes with a start of fear that she might have overslept, but soon she found that no one else in the palace was yet astir.

Frank Baum… Sky Island

The strong potation he had taken, combined with fatigue and anxiety he had previously undergone, made him oversleep himself.

William Ainsworth… Jack Sheppard

There are not many men who lie abed too late, or oversleep themselves, on their wedding morning.

Charles Dickens… Nicholas Nickleby

Next morning I awoke from prolonged and sound repose with the impression that I was yet in X——, and perceiving it to be broad daylight I started up, imagining that I had overslept myself and should be behind time at the counting-house.

Charlotte Brontë… The Professor

Transitively: to sleep beyond (a particular time).

 It was recorded of him that he had never sat more than one hour at meat in his own house, and that he never overslept the sunrise.

John Symonds… New Italian sketches

She waked at dusk, with a jerk of terror lest she should have overslept her time for going out.

Margaret Widdemer… The Rose Garden Husband

"I've overslept the alarm!" was Phyllis's first thought next morning when she woke.

Margaret Widdemer… The Rose Garden Husband

One of the savages  now partially aroused himself, and perceiving it was light, sprang up suddenly, and with a guttural ejaculation, awakened his companions, who immediately started to their feet also, and from some exclamations they made, it was evident they had overslept the appointed hour for rising.

Emerson Bennett… The Forest Rose

Word derived from the verb OVERSLEEP: oversleeping.