<p><strong>Noun</strong></p><ul><li>a large bin or receptacle; a fixed chest or box: a coal bunker</li><li>a fortification set mostly below the surface of the ground with overhead protection provided by logs and earth or by concrete and fitted with openings through which guns may be fired</li><li>Golf: any obstacle, as a sand trap or mound of dirt, constituting a hazard</li></ul><p><strong>Verb</strong></p><ul><li>Nautical: to provide fuel for (a vessel)</li><li>to convey (bulk cargo, except grain) from a vessel to an adjacent storehouse</li><li>Golf: to hit (a ball) into a bunker</li><li>to equip with or as if with bunkers: to bunker an army's defenses</li></ul>