- One who dictates; one who prescribes rules and maxims
authoritatively for the direction of others. - One invested with absolute authority; especially, a
magistrate created in times of exigence and distress, and invested with
unlimited power.
Meaning of 'dictator' (Princeton's WordNet)
1 . dictator
[ n]
Meaning (1): - a person who behaves in a tyrannical manner
Example in sentence:
my boss is a dictator who makes everyone work overtime