What is the meaning of Coffer?

A strong chest or box used for keeping money or valuables safe.

An ornamental sunken panel in a ceiling or dome.

A temporary watertight structure used during underwater construction of bridges, causeways, ships, etc.

A supply or store of money, often belonging to an organization.

A trench dug in the bottom of a dry moat, and extending across it, to enable the besieged to defend it with raking fire.

To put money or valuables in a coffer.

To decorate something, especially a ceiling, with coffers.

To panel, frame, or border with a raised protective trim.

alternative form of cofre

Source: wiktionary.org