definition of
[slippery]

[1] #1 slippery a. [slippy] causing or tending to cause things to slip or slide; "slippery sidewalks"; "a slippery bar of soap"; "the streets are still slippy from the rain". wn

[2] #2 slippery s. [tricky] not to be trusted; "how extraordinarily slippery a liar the camera is"- James Agee. wn