Sleep is not a metaphor on its own, but once you put it in a sentence, such as: 'His resting place, the field, with a blanket of stars, as he drifted off into his everlasting sleep', it is a very powerful metaphor representing either death or peace.
"I am chasing sleep" uses a metaphor.
The metaphor in "what storm then shook the ocean of my sleep" compares the disturbance in the speaker's sleep to the powerful and tumultuous force of a storm on the ocean, suggesting the intensity and disruption caused by whatever affected their slumber.
In the jungle the mighty jungle the lions sleep tonight,
True. This line from Wordsworth's poem "Intimations of Immortality" is a metaphor comparing birth to waking from a sleep and a paradox because it suggests that we forget our spiritual origins upon being born.
To need some sleep - to spend some time with eyes shut
Thoreau uses the idea of sleep as a metaphor for the need to simplify and declutter one's life in order to live deliberately and authentically. He suggests that a clear mind and a simplified lifestyle can lead to a more meaningful existence, just as restful sleep rejuvenates the body.
No, "hit the hay" is an idiom that means to go to bed or go to sleep. It is not a metaphor, as it is a commonly used phrase with a specific meaning that is understood by native English speakers.
Its a metaphor
it is neither, it is personification
metaphor
In "Warriors: Sunrise," a metaphor could be something like "The warrior's heart was a blazing fire, fueled by his determination and courage as he faced his enemies." This metaphor compares the warrior's inner strength and resolve to a powerful, unstoppable force like fire.
When Charley says he's a man now, then he gets rocked to sleep by the movement of the train. Getting rocked to sleep like a baby. That symbolizes that he's still a "baby" in the war.