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.
The act of being so “swaggy” that you become “licious”. Examples of being “Swaggalicious” include placing a singular hand halfway in the front pocket of your pants, owning more that three tubs of mint ice cream , and placing a singular sweaty foot into someone’s hand as a kind gesture.
She was acting very swaggalicious by placingone of her hands halfway into the front pocket of her jeans.