|Noah Webster's Dictionary|
1. (a.) Having the quality opposite to adhesiveness; allowing or causing anything to slip or move smoothly, rapidly, and easily upon the surface; smooth; glib; as, oily substances render things slippery.
2. (a.) Not affording firm ground for confidence; as, a slippery promise.
3. (a.) Not easily held; liable or apt to slip away.
4. (a.) Liable to slip; not standing firm.
5. (a.) Unstable; changeable; mutable; uncertain; inconstant; fickle.
6. (a.) Uncertain in effect.
7. (a.) Wanton; unchaste; loose in morals.
Slippery (4 Occurrences)
Psalms 35:6 Let their way be dark and slippery, Yahweh's angel pursuing them. (WEB KJV JPS ASV DBY WBS NAS RSV NIV)
Psalms 73:18 Surely you set them in slippery places. You throw them down to destruction. (WEB KJV JPS ASV DBY WBS YLT NAS RSV NIV)
Jeremiah 23:12 Therefore their way shall be to them as slippery places in the darkness: they shall be driven on, and fall therein; for I will bring evil on them, even the year of their visitation, says Yahweh. (WEB KJV JPS ASV DBY WBS YLT NAS RSV NIV)
Hosea 6:8 Gilead 'is' a city of workers of iniquity, Slippery from blood. (YLT)