The anchor in heraldry symbolizes hope, steadfastness, and safe passage through difficulty. It is most closely associated with maritime life and often appears in coats of arms connected to sailors, naval officers, port towns, and families involved in seafaring or trade. The anchor also represents stability, trust, and resilience, suggesting a person or family that remains firm and reliable even in uncertain times.

This symbol appears in many notable arms, including the coat of arms of Admiral Horatio Nelson, where the anchor reflects naval distinction and service, and in the arms of maritime cities and institutions such as Plymouth and various naval bodies, where it stands for strong ties to the sea. In heraldry, the anchor is valued not only for its clear visual impact but also for the sense of endurance, security, and honorable duty that it conveys.