Similar to a scarecrow but in this case its a horribly ugly or socially terrible ill mannered female who scares men away. Basically a cock block on steroids who chases guys away because she's either medusas glare ugly or her social actions make people uncomfortable and want to leave.
Tina: OMG! Everytime Nancy drinks she becomes so slutty and annoying. Jeremy and Sean never hangout when she's around. Shes such a scarecock.

Samantha: OMG! Like totally.
by C Cakes November 4, 2013
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