To add strength to; to strengthen; to confirm; to furnish with power to resist attack.
- To make strong, as:
- To strengthen and secure (a position) with fortifications.
- To reinforce by adding material.
- To impart physical strength or endurance to; invigorate.
- To give emotional, moral, or mental strength to; encourage: Prayer fortified us during our crisis.
- To strengthen or enrich (food, for example), as by adding vitamins.
- To build fortifications.