Current local time in Helena, lewis_and_clark County, Montana, Mountain Time Zone - daylight saving time change dates 2018 Local Time in Helena, MT 7:45:08 AM, Monday 15, January 2018 MST AM/PM 24 hours
2. trench warfare-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. armed combat, combat-an engagement fought between two military forces. Translations.
Primary Meanings of trench. 1  n any long ditch cut in the ground. 2  n a ditch dug as a fortification having a parapet of the excavated earth. 3  n a long steep-sided depression in the ocean floor. 4  v cut a trench in, as for drainage. 5  v fortify by surrounding with trenches. 6  v dig a trench or trenches. 7  v cut or carve deeply into.