From Longman Dictionary of Contemporary Englishface down/downwardsface down/downwardsUPwith the face or front towards the ground Keith was lying face down on the bed. → face
Examples from the Corpus
face down/downwards• I set my book face down on the chair and followed after him.• Gently, he brought his face down on to Joe's and kissed him on his lips.• On return to Earth the orbiter orients itself so that the underside is facing down and slightly forwards.• A man lay face down, feet toward the center, head away from it.• Side by side, the two men lay face down in the grass, feet toward the rear of the pale car.• I was lying face down on the ground.• Larry Flynt presents the infamous pornographer as a likable slob who faced down the big guys and won. 