The Collaborative International Dictionary
Sleeping table
Sleeping \Sleep"ing\, a. & n. from Sleep.
Sleeping car, a railway car or carrriage, arranged with apartments and berths for sleeping.
Sleeping partner (Com.), a dormant partner. See under Dormant.
Sleeping table (Mining), a stationary inclined platform on which pulverized ore is washed; a kind of buddle.
Wiktionary
sleeping table
n. (context mining English) A stationary inclined platform on which pulverized ore is washed.