Definition of majorities:
(n) :
More than half (50%) of some group.
(n) :
In a parliament or legislature, the difference in seats between the ruling party and the opposition; (UK) in an election, the difference in votes between the winning candidate and the second-place candidate, or between the winning candidate and all of the other candidates combined.
(n) :
(dated) Legal adulthood, age of majority.
(n) :
(UK) The office held by a member of the armed forces in the rank of major.
(n) :
Ancestors; ancestry.