A prostitute; in particular one who will vocally and physically simulate orgasmic pleasure for her clients.
Jade, the coutesan, is renowned for being a high class mattress actress for those who can afford her services.
by fiery69 May 10, 2006
A girl who fakes sexual pleasure for financial gain. (Alternative to "gold digger")
Loom at that - he's 60 and loaded and she's 20! What a mattress actress!
by Ashley McGrath August 10, 2007