deputyleader
nounUK /ˈdepjuti ˈliːdə/
US /ˈdepjuti ˈliːdər/
A deputy leader is the person who helps the leader and takes charge when the leader is away.
The deputy leader ran the meeting while the leader was sick.
OTHER MEANINGS
2. The number two person in a political party who supports the party leader.
She was elected deputy leader of the party last year.
3. A person chosen to act for the head of a group or organization.
The deputy leader signed the papers in the director's absence.
4. A helper who shares some of the leader's duties.
As deputy leader, he organized the weekly schedule.