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One who only crushes on someone who likes them first.
Sue has a crush on Sean and Sean has a crush-back on Sue
by Arez December 21, 2012
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A flashback of a previous crush, a rekindling with all the heady emotive memory from one's past.
That moment when watching the 1984 Karate Kid and you have a crushback for Elisabeth Shue. +sigh+
by mashdot November 26, 2014
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