One who is present at or attends a function. See Usage Note at -ee1.(noun)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "attendee" in a sentence
"Even though I was critiqued fairly harshly by a professionally trained speaker after one of my presentations, an attendee from the conference wrote to me after and said she thought I was one of the best speakers she heard all weekend."
"At one signing, the only attendee is a friend of yours."
"Perhaps the only thing crazier than attending the Finger Lakes Wine Festival as an attendee is actually pouring wine at it."