adj.
1.being in or of a region of the United States generally including states of the upper Mississippi valley and Great Lakes region lying north of the Ohio River and the southern boundaries of Kansas and Missouri and between the western boundary of Pennsylvania and the eastern boundaries of Montana and Wyoming and Colorado
2.situated in the northern part of a centrally located area in some geographical region
Idiom of the Day
ins and outs of (something)
all the details of something
The supervisor knows the ins and outs of the new machine.