any type of decoration or accessory that sparks interest or curiousity among first-time onlookers.

Often they will ask questions regarding its origin, how you acquired it...etc. , thus leading to a conversation.
"I don't know how you got that Model T Ford in your living room, but I gotta say it does make an intersting conversation piece!"
by polo September 7, 2004
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Telling your friends about a girl you screwed
She liked being( fucked ) in the ass she was a good conversation piece of ass
by Rudeabaker September 4, 2017
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