tour (
http://definr.com/tour)
n 1: a journey or route all the way around a particular place or
area; "they took an extended tour of Europe"; "we took a
quick circuit of the park"; "a ten-day coach circuit of
the island" [syn:
circuit]
2: a time for working (after which you will be relieved by
someone else); "it's my go"; "a spell of work" [syn:
go,
spell,
turn]
3: a period of time spent in military service [syn:
enlistment,
hitch,
term of enlistment,
tour of duty,
duty tour]
v : make a tour of a certain place