verb. ['ˈdrɛdʒ'] search (as the bottom of a body of water) for something valuable or lost.
noun. ['ˈdrɛdʒ'] a power shovel to remove material from a channel or riverbed.
verb. ['ˈdrɛdʒ'] remove with a power shovel, usually from a bottom of a body of water.
verb. ['ˈdrɛdʒ'] cover before cooking.