A person who fights a duel.

(slang) Phencyclidine, a type of dissociative anesthetic. / (Ireland, slang) Clenbuterol, a banned growth hormone formerly used in animal feedlots.

a person who dupes another

Exempt from duty, especially from customs duty.

A duty-free article, especially part of the allowance of such goods allowed to be imported. / A shop where duty-free goods can be bought.

A mixture of tallow and oil used to soften leather, and make it waterproof.

To apply dubbin to

(military) A period of time spent on a specific assignment, especially on an overseas mission.

A pastime of throwing flat stones across water so as to make them bounce off the surface.

A recreational vehicle with large tires, designed for use on beaches and sand dunes.