a person who does, experiences, or attends something for the first time.
Origin of first-timer
first time + -er1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for first-timer
Contemporary Examples of first-timer
But neither was it terrifying, one first-timer told me afterwards.Sex, Blood, and Screaming: Blackout’s Dark Frights
October 7, 2014