A (generally military) airplane used to refuel a second aircraft during flight.

A military boot worn by soldiers serving on tanks and tracked vehicles, fastened with straps instead of laces.

plural of tanker boot

plural of think-tanker

(nautical) A ship that transports oil (petroleum)

plural of oil tanker

(automotive) tanker (type of truck)

plural of tanker truck

As much as a tanker can hold.

plural of tankerload