1. a large ship designed to carry liquid cargo such as oil or chemicals
Usage: nautical
2. a large truck with a tank for transporting liquids
3. a military armored fighting vehicle with tracks and a large gun
Usage: military; informal

Examples

• The oil tanker sailed through the Persian Gulf.
• A fuel tanker delivers gasoline to the gas station every week.
• The cargo tanker was loaded with thousands of barrels of crude oil.
• The milk tanker truck arrived at the dairy processing plant.
• Enemy tankers advanced across the battlefield.
• The chemical tanker required special safety equipment for loading.