1. to encircle or surround with or as if with a belt or band
Usage: transitive; literary or formal
2. to prepare or equip (oneself) for action
Usage: transitive; archaic or literary

Examples

• The ancient wall engirds the old city.
• Mountains engird the valley on all sides.
• She engirded herself with courage before the interview.
• The fortress was engirded by a deep moat.
• They engirded their loins and prepared for the journey.
• A ring of trees engirds the lake.