Synonym: crosstie, railroad tie, sleeper goby, sleeping car, slumberer, tie, wagon-lit. Similar words: sleep, sleepy, asleep, sleep in, rem sleep, sleeping, sleepily, go to sleep. Meaning: ['slɪːpə(r)] 
n. 1. a rester who is sleeping 2. a spy or saboteur or terrorist planted in an enemy country who lives there as a law-abiding citizen until activated by a prearranged signal 3. an unexpected achiever of success 4. one of the cross braces that support the rails on a railway track 5. a passenger car that has berths for sleeping 6. pajamas with feet; worn by children 7. a piece of furniture that can be opened up into a bed 8. tropical fish that resembles a goby and rests quietly on the bottom in shallow water 9. an unexpected hit.
n. 1. a rester who is sleeping 2. a spy or saboteur or terrorist planted in an enemy country who lives there as a law-abiding citizen until activated by a prearranged signal 3. an unexpected achiever of success 4. one of the cross braces that support the rails on a railway track 5. a passenger car that has berths for sleeping 6. pajamas with feet; worn by children 7. a piece of furniture that can be opened up into a bed 8. tropical fish that resembles a goby and rests quietly on the bottom in shallow water 9. an unexpected hit. 
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1. I usually go up to London on the sleeper.
2. She's quite a light sleeper.
3. I came up last night on the sleeper.
4. The 11.45 to Glasgow is a sleeper.
5. I'm travelling overnight so I've booked a sleeper.
6. She was usually a light sleeper.
7. I've always been a light sleeper.
8. I'm a light sleeper - the slightest noise wakes me.
9. I'm a very light sleeper and I can hardly get any sleep at all.
10. He stepped out of his first - class sleeper on the night express from London.
11. I hoped he was a light sleeper.
12. If you are a light sleeper[sentencedict.com], ask for a room that doesn't face the street.
13. A Pessarane Behesht sleeper cell has been activated in London to assist you.
14. Even the simple act of observing a sleeper normally requires forgoing sleep oneself.
15. He was a light sleeper, for long periods an insomniac.
16. The overnight sleeper to Edinburgh, popular with honeymoon couples, was a sedate and leisurely way to travel.
17. He's a restless sleeper, kicking and thrashing about throughout the night.
17. Sentencedict.com is a sentence dictionary, on which you can find good sentences for a large number of words.
18. She was always a light sleeper, uncannily sensitive even in sleep to the ring of the telephone.
19. The sleeper is awakened when rapid eye movements indicate that dreaming is taking place.
20. A sleeper who is in the lighter stages is more likely to be disturbed by noise than one in the deeper stages.
21. Please don't make any noise — my mother's a very light sleeper.
22. You won't wake him - he's such a heavy sleeper.
23. I crammed my bag full of swimsuits and T-shirts and caught the sleeper down to Beziers.
24. Sunlight coming through a nearby window or the sound of an early morning garbage truck can disturb a light sleeper.
25. Sensitivity to sound is also dependent on the stage of sleep the sleeper is in.
26. I do not wake in the night, I am a sound sleeper.
27. A typical nighttime movement like rolling over can irritate the inflamed joints and awaken the sleeper.
28. Even at ten, I knew that I had become the guardian of her life and she the tenuous sleeper.
29. Well-heeled retirees bound for Miami, with reservations in the sleeper car, went east along the fence.
30. For a stouter edging you could use sections of railway sleeper.
More similar words: sleep, sleepy, asleep, sleep in, rem sleep, sleeping, sleepily, go to sleep, sleep late, sleepover, sleep on it, oversleep, sleepwalk, fall asleep, sleepless, sleep over, sleep mode, nrem sleep, fast asleep, sleepyhead, sleep apnea, sleepiness, sleep rough, sleeping bag, sleepwalker, sound asleep, be fast asleep, sleepwalking, sleeping pill, sleep like a log.