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1.
a person of the female sex who exemplifies copious amounts of swag.
Bro 1: Bro, did you check out jess last night?
Bro 2: Yeah, bro, she's a fucking swagstress.
by the devil's swagstress April 23, 2011
4 1
 
2.
a person of the female sex that possesses extreme amounts of swag
Yo, did you see Joanna last night? What a swagstress!
by kittykatt77 April 22, 2011
4 1