English Reference
Idiom idiom

lock horns


To come into conflict.

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


SIMPLE

The two neighbors often lock horns over their garden fence.

CONTEXTUAL

The manager and the lead designer locked horns during the meeting because they disagreed on the project budget.

COMPLEX

Although they were long-time allies, the two politicians locked horns over the new tax policy, ultimately ending their professional partnership.


Related idioms8entries
  1. 01

    chrome horn

    The front bumper of a car when used to bump another vehicle, usually to inform the driver of the other vehicle that the first car would like to pass.

  2. 02

    grab the bull by the horns

    Synonym of take the bull by the horns.

  3. 03

    lock into

    To firmly commit to (something or someone).

  4. 04

    lock someone up and throw away the key

    To lock someone up in prison indefinitely.

  5. 05

    locked up

    Imprisoned, incarcerated.

  6. 06

    on the horn

    On the telephone.

  7. 07

    pull in one's horns

    To become less impassioned, aggressive, or argumentative; to exercise restraint; to yield or capitulate.

  8. 08

    toot one's own horn

    To promote oneself; to boast or brag; to tout oneself.

Last updated August 10, 2026