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1.
noun. One who destructively reveals plotlines or other details of a movie, story or book, simply for the sake of revealing a spoiler, or ruining a surprise ending for fans.
"Did you hear about who is in the coffin on the season finale of 'Lost?'"

"You should stop reading blogs written by spoilersports."
by MoJoe13 June 17, 2008

Words related to spoilersport

exposure fan geek revelations spoiler sport