Glossary of words and phrases/M


 * Machine gun
 * Major (rank)
 * Major General (rank)
 * Mark
 * Martial law
 * Merchant cruisers
 * Midshipman (rank)
 * Military camp
 * Military decoration
 * Mills bomb
 * Mine-layers
 * Minnie
 * Mob
 * Mobilisation
 * Moon, First of the
 * Morale
 * Moratorium (law)
 * Mounted infantry
 * Mouquet Farm
 * Musket
 * Mustard gas