Definition of usages:
(n) :
The act of using something; use, employment.
(n) :
Utilization.
(n) :
The established custom of using language; the ways and contexts in which spoken and written words are used, especially by a certain group of people or in a certain region.
(n) :
Prevailing language style: how words are used among a populace.
(n) :
A custom or established practice.
(n) :
Habit, practice.