A host or MC (master of ceremonies) at an event

A person who introduces performers or speakers

एक व्यक्ति जो प्रदर्शकों या वक्ताओं का परिचय देता है

English Usage: The emcee introduced the speakers one by one during the conference.

Hindi Usage: एमसी ने सम्मेलन के दौरान वक्ताओं का एक-एक करके परिचय दिया।

To serve as a master of ceremonies

To conduct or lead an event

किसी कार्यक्रम का संचालन करना

English Usage: She will emcee the talent show next week.

Hindi Usage: वह अगले हफ्ते टैलेंट शो का संचालन करेगी।