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1.
A guy or girl who suddenly feigns a huge love for a band or song they either have never heard or avidly dislike in an attempt to receive sexual favours.
A: dude Jim's such a popstitute, he told that girlthat he has all the Chris Brown albums hahaha she bought it too! Dumb bitch, nobody has Chris Brown albums hahaha!
by fenton the fearful frog February 25, 2009
 
2.
Soda waiting at home for you in your bed.
"Dude, I have 4 liters of Dr. Pepper waiting for me in my bed at home."
"Oh, so you have a popstitute!"
by illbeyouroneandonly October 09, 2011