slippery slope, a

slippery slope

A situation in which some behavior or action will eventually lead to a worse form of the same behavior or action, or a disastrous outcome. Eating that piece of cake is a slippery slope that could lead to you completely abandoning your diet. Verbal abuse is often a slippery slope that leads to physical abuse.
See also: slippery, slope
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

slippery slope

a dangerous pathway or route to follow; a route that leads to trouble. The matter of euthanasia is a slippery slope with both legal and moral considerations.
See also: slippery, slope
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.

slippery slope

A dangerous course, one that leads easily to catastrophe, as in He's on a slippery slope, compromising his values to please both the bosses and the union . This metaphoric expression alludes to traversing a slick hillside, in constant danger of falling. [Mid-1900s]
See also: slippery, slope
The American Heritage® Dictionary of Idioms by Christine Ammer. Copyright © 2003, 1997 by The Christine Ammer 1992 Trust. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

a slippery slope

COMMON A slippery slope is a course of action which is likely to lead to failure or serious trouble. It's a slippery slope. You give in to one demand and soon find that you're doing exactly what they want. The company started down the slippery slope of believing that they knew better than the customer, with the inevitable disastrous results. Note: You can also say that someone is on a slippery slope or on the slippery slope. These young people may already be on the slippery slope to criminality.
See also: slippery, slope
Collins COBUILD Idioms Dictionary, 3rd ed. © HarperCollins Publishers 2012

slippery slope

an idea or course of action which will lead inevitably to something unacceptable, wrong, or disastrous.
1998 Spectator Those of us who feared that devolution would not assuage nationalist sentiment but turn out to be the slippery slope to separatism have a good chance of being proved right.
See also: slippery, slope
Farlex Partner Idioms Dictionary © Farlex 2017

slippery slope, a

A dangerous path or situation leading to disaster. Alluding to a path down which one could slide to a bad fall, this figure of speech dates from the mid-1900s. The Daily Telegraph of January 6, 1964 stated, “While Western feet thus approach what some fear may be a slippery slope towards recognition of the East, Ulbricht’s ground seems as firm as ever it was.” In a New Yorker piece about writers chronicling Sherlock Holmes, one of them is quoted as saying, “I’ve now done . . . more than fifteen hundred pages and I’ve only gotten up to 1950. It’s been a slippery slope into madness and obsession” (Dec. 13, 2004).
See also: slippery
The Dictionary of Clichés by Christine Ammer Copyright © 2013 by Christine Ammer
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References in periodicals archive ?
A WOULD-BE rally racer is driving himself down a slippery slope, a judge warned.