An actor or actress famous for appearing in pornographic films.(noun)
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Use "porn star" in a sentence
"Pam Anderson is a mainstream, nonsubversive porn star who actually does all the dirty things her disciples fantasize about."
"Two bodies were missing from the boat: those of the porn star with the busted finger, and Quentin Harrold, both of whom had gone out on the yacht to guard the Obers and the Merciers."