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One considered to have the dominant position or highest authority, especially as a result of a competitive victory.
informal the leader or chief of a group
1. one that has acquired a position of highest authority.
2. the winner of a competition or rivalry.
3. Animal Behav. the alpha male or alpha female in a dominance hierarchy.
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|Noun||1.||top dog - a person who is in charge; "the head of the whole operation"|
leader - a person who rules or guides or inspires others
capo - the head of a branch of an organized crime syndicate
department head - the head of a department
general manager - the highest ranking manager
grand dragon - a high ranking person in the Ku Klux Klan
head of household - the head of a household or family or tribe
secretary - a person who is head of an administrative department of government