English Reference
Idiom idiom

thin end of the wedge


Something that if allowed or accepted to a small degree would lead to systematic encroachment.

Meaning adapted from Wiktionary, available under CC BY-SA 4.0.


SIMPLE

Allowing this small change is the thin end of the wedge.

CONTEXTUAL

If we let them skip this one rule, it could be the thin end of the wedge for our entire policy.

COMPLEX

Many critics argued that the new legislation was merely the thin end of the wedge, fearing it would eventually erode fundamental civil liberties.


Related idioms8entries
  1. 01

    all ends up

    Completely; totally.

  2. 02

    arse end of nowhere

    A very remote place.

  3. 03

    big end of town

    The top end of town.

  4. 04

    bitter end

    The end of a long and difficult process.

  5. 05

    burn the candle at both ends

    To work hard night and day; to sleep late and wake up early; to overwork or overexert oneself.

  6. 06

    business end

    The part of an object (chiefly a tool or weapon) that is physically used for its operation, rather than some other part such as the part by which it is held.

  7. 07

    come to a sticky end

    To die unpleasantly due to one's actions.

  8. 08

    come to an end

    To stop; to cease; to no longer continue.

Last updated August 10, 2026