trench warfare Meaning, Definition & Usage

1. noun a struggle (usually prolonged) between competing entities in which neither side is able to win
   
   • the hope that his superior campaigning skills would make a difference evaporated in the realization that electioneering had become a form of trench warfare
2. noun a type of armed combat in which the opposing troops fight from trenches that face each other
   
   • instead of the war ending quickly, it became bogged down in trench warfare

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