A person who is traveling or who often travels. The traveller packed her bags for a month-long journey across Europe.
A member of a traditionally itinerant ethnic group, especially the Romani people. The traveller community set up their camp on the outskirts of the town.
A device or fitting that moves along a track or rope, especially on a sailboat, to control the angle of a sail or sheet. The mainsheet ran through the traveller to allow precise sail trim.