Meaning of zero line | Babel Free

Definitions

The very front of the front line, where opposing armed forces meet and engage in direct combat, especially the border between (US forces in) Afghanistan and Pakistan, or between Ukrainian and Russian forces.

Examples

“Outside of the main roads and major cities, life in small-town Ukraine rides a razor's edge on the “zero line” where two armies collide.”

“Half an hour's drive from the zero line, an unassuming village house marks an important landmark for those unfortunate enough to need to […]”

CEFR level