What is Yo Yo Effect?
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yo yo effect (n) - the action of a girl or boy from a past realationship toying with your emotions. Sending signals that they want you back and suddenly being very cold to you off and on. Sort of keeping you as a back up if their current realationship or intrest fails
My ex girlfriend is pulling a yo yo effect on me.
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Random Words:
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The child of a teacher, when both the child and parent attend/work at the same school.
Billy stayed at school 'till 7 'cause ..