What is the meaning of Weal?

Wealth, riches.

Welfare, prosperity.

Boon, benefit.

Specifically, the general happiness of a community, country etc. (often with qualifying word).

A raised, longitudinal wound, usually purple, on the surface of flesh caused by a stroke of a rod or whip; a welt.

To mark with stripes; to wale.

Source: wiktionary.org