Of a surface, having low friction, often due to being covered in a non-viscous liquid, and therefore hard to grip, hard to stand on without falling, etc
disapproval You can describe someone as slippery if you think that they are dishonest in a clever way and cannot be trusted. He is a slippery customer, and should be carefully watched
being such as to cause things to slip or slide; "slippery sidewalks"; "a slippery bar of soap"; "the streets are still slippy from the rain" not to be trusted; "how extraordinarily slippery a liar the camera is"- James Agee; "they called Reagan the teflon president because mud never stuck to him
being such as to cause things to slip or slide; "slippery sidewalks"; "a slippery bar of soap"; "the streets are still slippy from the rain"
If someone is on a slippery slope, they are involved in a course of action that is difficult to stop and that will eventually lead to failure or trouble. The company started down the slippery slope of believing that they knew better than the customer
Something that is slippery is smooth, wet, or oily and is therefore difficult to walk on or to hold. The tiled floor was wet and slippery Motorists were warned to beware of slippery conditions
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
not to be trusted; "how extraordinarily slippery a liar the camera is"- James Agee; "they called Reagan the teflon president because mud never stuck to him