tour 
(tr)
(tr)n.
1. A trip with visits to various places of interest for business, pleasure, or instruction.
2. A group organized for such a trip or for a shorter sightseeing excursion.
3. A brief trip to or through a place for the purpose of seeing it: a tour of the house.
4. A journey to fulfill a round of engagements in several places: a pianist on a concert tour.
5. A shift, as in a factory.
6. A period of duty at a single place or job.
7. Sports A series of professional tournaments, as in golf.
v. toured, tour·ing, tours
v.intr.
1. To travel from place to place, especially for pleasure.
2. To travel among various places while fulfilling engagements.
v.tr.
1. To make a tour of: toured Europe last summer; officials touring the scene of the disaster.
2. To present (a play, for example) on a tour.
[Middle English, a turn, from Old French (influenced by tourner, to turn about), from Latin tornus, lathe; see TURN.]
tourer n.