1. One who has a nice, curvy figure, or thick ass.

2. Can sometimes relay to personality when someone is not physically thick, but mentally thick.
1. Have you met that girl Deyzha? She's a thickie fershure!

2. Javier: Jackie is a thickie fersure!
Alyssa: But isn't she really slim?

Javier: Yeah, but have you met her?
Alyssa: Oh yeah, she's a thickie fershure!
by # 1 Dad November 23, 2015
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