powder keg

powder keg

noun

Definition of POWDER KEG

1

: a small usually metal cask for holding gunpowder or blasting powder

2

: something liable to explode

Examples of POWDER KEG

1. Political instability has made the region a powder keg.
2. <the immigration bill has become a political powder keg for legislators on both sides of the aisle>

First Known Use of POWDER KEG

1855

Related to POWDER KEG

Synonyms: flash point, tinderbox, time bomb, volcano

Related Words: hot button, third rail

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Rhymes with POWDER KEG

break a leg, pull one's leg, Winnipeg