ice-jack

English

Alternative forms

• icejack, ice jack

Etymology

ice +‎ jack

Verb

ice-jack (third-person singular simple present ice-jacks, present participle ice-jacking, simple past and past participle ice-jacked)

1. (of water) To freeze underneath an element or between two elements and jacking up the overlaying element, thereby separating it from its underlayment

   The support pylon for the ski gondola collapsed because of ice-jacking.