plural of sleeping car

(UK) A business partner who doesn't play an active role in running the day-to-day operations of a business, who instead, finances the business in the form of capital investment.

(idiomatic) Someone or something with great, latent strength.

present participle of sleep off

The practice in which babies and young children sleep with one or both parents.

plural of sleeping giant

present participle of sleep around

present participle of sleep over

(mining) A stationary inclined platform on which pulverized ore is washed.

a thin mat used to insulate a sleeper from the ground