slippery slope

slippery | American Dictionary

slippery
adjective
us/ˈslɪp·ə·ri/
sliding easily or causing something to slide because of being wet, smooth, or oily:
The sidewalks were slippery with ice.
Slippery also means not certain:
Choosing the perfect juror can be a slippery matter.
infml A person who is slippery is someone you feel you cannot trust:
He is a slippery fellow, full of schemes.

Examples of slippery

slippery
Fitness costs of induced resistance : emerging experimental support for a slippery concept.
The primordial earth, with its slippery, muddy, sticky character, has become the symbol of copulation and regeneration of life.
Needless to add that ' 'comparable' ', ' 'in the neighborhood of ' ', ' 'about' ', and ' 'approximately' ' are very slippery expressions.
No slippery signifiers here, only language as the vital creation of shared meaning.
In part, this is because, in the brain and behavioral sciences at least, information is such a slippery notion.
Central coherence is a slippery notion to define.
Within ottocento opera the issue often at stake is the slippery one of differing descriptions of the same phenomenon.
Such a huge range of topics inevitably affects the focus of the book, particularly as the categories of ' modernity ' and ' postmodernity ' are themselves so slippery.
A patch of sidewalk briefly turns slippery even though it is dry and clean - causing the man running away with a stolen briefcase to slip.
The many meanings of identity make the concept a slippery one to employ.
Does it pertain to the object or the subject, or to some slippery realm in-between?
There are slippery terms employed here - intellectuals, the thinking classes, the upper middle classes, elites, meritocracy.
I agree that these are slippery notions and a standard of comparison would be extremely useful here.
However, this paper has tried to show that quality is a particularly slippery word capable of escaping precise interpretation in context.
His expanded concept of dialectic - as slippery a notion as myth itself - can be at times difficult to follow.
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These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.