noun

1. (Westminster system) The head of government in parliament and leader of the cabinet.

2. (non-Westminster) The government leader in a legislative congress or leader of a government-level administrative body; the head of government.

3. The first lieutenant or other second-in-command officer of a ship.

Synonyms: prime minister, first minister, prime minister, first minister, first lieutenant, first mate

verb

1. To perform, display or exhibit for the first time.

   “The composer invited all his friends when they premiered the movie he orchestrated, we got to see it before anyone but the crew.”

2. To govern in the role of premier.

adjective

1. Foremost; first or highest in quality or degree.

2. Most ancient.