noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   Something or someone that immobilises.; A splint.
2. 2
   Something or someone that immobilises.; An electronic security device fitted to an automobile that prevents the engine from running unless the correct key (or other token) is present.
3. 3
   Something or someone that immobilises.; A fairy chess piece that cannot capture other pieces but instead prevents adjacent pieces from moving.

Etymology

From immobilise + -er.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.