Definition of "march"

A formal, rhythmic way of walking, used especially by soldiers, bands and in ceremonies.  examples

A political rally or parade  examples

Any song in the genre of music written for marching (see Wikipedia's article on this type of music)  examples

Steady forward movement or progression.  examples

(euchre) The feat of taking all the tricks of a hand.  examples

(intransitive) To walk with long, regular strides, as a soldier does.  examples

(transitive) To cause someone to walk somewhere.  quotations  examples

To go to war; to make military advances.  examples

(figurative) To make steady progress.  examples

(now archaic, historical) A border region, especially one originally set up to defend a boundary.

(historical) A region at a frontier governed by a marquess.

Any of various territories with similar meanings or etymologies in their native languages.  quotations  examples

(intransitive) To have common borders or frontiers  examples

(obsolete) Smallage.