majority -
the property resulting from being or relating to the greater in number of two parts; the main part; "the majority of his customers prefer it"; "the bulk of the work is finished"
majority -
The difference between the winning vote and the rest of the votes.
majority -
Legal adulthood.
majority -
The office held by a member of the armed forces in the rank of major.
Wikipedia
A majority, also known as a simple majority in the U.S. , is a subset of a group consisting of more than half of the group. This should not be confused with a plurality.