n.
1.a thorough explanation (usually accompanied by a demonstration) of each step in a procedure or process
2.a pedestrian passageway through the ground floor of a building
3.a first perfunctory rehearsal of a theatrical production in which actors read their lines from the script and move as directed
4.the act of walking in order to view something
Idiom of the Day
give (someone) the third degree
to question someone in great detail
The woman gave her son the third degree when he returned home.