1. removes mud, sand, or other material from the bottom of a body of water
2. searches thoroughly for something, especially information from the past
Usage: often used with ‘up’
3. coats food lightly with flour, sugar, or other dry ingredients
Usage: culinary

1. machines or boats used for removing material from underwater

Examples

• The city dredges the harbor every few years to keep it deep enough for ships.
• The reporter dredges up old scandals from the politician’s past.
• She dredges the fish in flour before frying it.
• The construction crew dredges the river to prevent flooding.
• He always dredges up embarrassing stories at family gatherings.
• The chef dredges the chicken pieces in seasoned breadcrumbs.
• Large dredges work around the clock to deepen the shipping channel.