Meaning of “march” - Learner’s Dictionary

march

verb [ I ] uk us /mɑːtʃ/
SHOW DISAGREEMENT

to walk somewhere as a group to show that you disagree with something:

They marched to London to protest against government spending cuts.
SOLDIERS' WALK

When soldiers march, they walk together with regular steps.

march off/up/down, etc

to walk somewhere fast, often because you are angry:

She marched off angrily.

(Definition of “march verb” from the Cambridge Learner’s Dictionary © Cambridge University Press)