Definition of renew

• v. t. - To make new again; to restore to freshness, perfection, or vigor; to give new life to; to rejuvenate; to re/stablish; to recreate; to rebuild.
• v. t. - Specifically, to substitute for (an old obligation or right) a new one of the same nature; to continue in force; to make again; as, to renew a lease, note, or patent.
• v. t. - To begin again; to recommence.
• v. t. - To repeat; to go over again.
• v. t. - To make new spiritually; to regenerate.
• v. i. - To become new, or as new; to grow or begin again.