• IPA: /ˈsliːpɪŋ/

1. Present participle and gerund of sleep
   • 1963, Margery Allingham, chapter 20, in The China Governess: A Mystery, London: Chatto & Windus, →OCLC ↗:

     ‘No. I only opened the door a foot and put my head in. The street lamps shine into that room. I could see him. He was all right. Sleeping like a great grampus. Poor, poor chap.’

sleeping (not comparable)

1. Asleep.
2. Used for sleep; used to produce sleep.

• German: Schlaf (prefix)
• Russian: спа́льный

sleeping

1. The state of being asleep, or an instance of this.
   • c. 1380, William Langland, The Vision of Piers Plowman, section I:

     And as I lay and lened and loked in the wateres / I slombred in a slepyng, it swyved so merye.

• French: sommeil
• German: Schlaf
• Portuguese: sono, dormida
• Russian: сон
• Spanish: durmiendo