Definition of cantons:
(n) :
One of the states comprising the Swiss Confederation.
(n) :
A division of a political unit.
(n) :
A subdivision of an arrondissement of France.
(n) :
A division of Luxembourg, Federation of Bosnia and Herzegovina, etc.
(n) :
A small community or clan.
(n) :
A subdivision of a flag, the rectangular inset on the upper hoist (i.e., flagpole) side, the upper-left quadrant of a flag, (the stars of the US national flag are in a canton).