tankerPronunciation: /ˈtaŋkə/Translate tanker | into French | into German | into Italian | into Spanish Definition of tanker noun a ship, road vehicle, or aircraft for carrying liquids, especially mineral oils, in bulk: the dockyards are used mainly for the repair of oil tankers verb [with object] transport (a liquid) in a tanker: fresh, clean wine had to be tankered up to the capital for bottlingtanker in other Oxford dictionaries Definition of tanker in the US English dictionary