To be super fly, fresh, dope, and tight. It also means to possess super hot style and to have that "special thing" going on for you.
"Chrystina Sayers is definitely swaggalicious."
This means that she got all that swagger, all that style going on with her. She is extremely fresh, fly, and dope.
A swaggalicous chick is a chick that got so much swagga that all the men be tryna holla at her. A chick that be doing tha damn thing handling her own and makin them otha chicks wishing they were her.
Carmen is such a swaggalicous chick that nisha and then other chicks be hatin on her secretly wishing they were her.
Etasha Got her own car,own crib,own bank account and designer clothes now thats a swaggalicous chick.