emcee
noun
[ ɛmˈsiː ]
• a master of ceremonies.
• "a tuxedoed emcee strode to the middle of the stage"
• an MC at a club or party.
emcee
verb
• act as a master of ceremonies at (an entertainment or large social occasion).
• "he was scheduled to emcee Sunday's award show"
• perform as an MC.
• "I ran the contest while Alex emceed from the DJ booth"
Origin:
1930s (originally US): representing a pronunciation of MC.