The victim was found on the floor laying in a prone position.
80% of children who died of sudden infant death syndrome had been lying in a prone position.
In Hester Prynne’s instance, however, as not unfrequently in other cases, her sentence bore that she should stand a certain time upon the platform, but without undergoing that gripe about the neck and confinement of the head, the proneness to which was the most devilish characteristic of this ugly engine.
Nathaniel Hawthorne -- The Scarlet Letter
And knowing your Mother’s delicate health and that timorousness which such delicately nurtured Southern ladies would naturally feel regardingmatters of business, and their charming proneness to divulge unwittingly such matters in conversation, I would suggest that you do notmention it to her at all.
William Faulkner -- The Sound and the Fury
In the affair of love, which, out of strict conformity with the Stoic philosophy, we shall here treat as a disease, this proneness to relapse is no less conspicuous.
Henry Fielding -- Tom Jones
But no one paid attention when Ross tried unsuccessfully to explain his vote, and denounced the falsehoods of Ben Butler’s investigating committee, recalling that the General’s "well known grovelling instincts and proneness to slime and uncleanness" had led "the public to insult the brute creation by dubbing him ’the beast.’ "
John F. Kennedy -- Profiles in Courage
A just estimate of that love of power, and proneness to abuse it, which predominates in the human heart, is sufficient to satisfy us of the truth of this position.
George Washington -- Washington’s Farewell Address
Mimi was greatly distressed when she saw her cousin lying prone.
Stoker, Bram -- The Lair of the White Worm
The window went up, a maid-servant’s discordant voice profaned the holy calm, and a deluge of water drenched the prone martyr’s remains!