pa. pple. Obs. [prob. a regular descendant of OE. aslápen, pa. pple. of aslápan W.Sax. for aslǽpan to be sleepy, fall asleep; perh. a modern form after spoken, etc.] Fallen asleep.
1604. Middleton, Blurt, II. ii. Good night; we are all aslopen.
1690. DUrfey, Collins Walk, i. 25. And rouze up Collin, half aslopen.