Bro 1: Check out that bird!
Bro 2: Fuckin' hell, she's fit. Wonder what the swallage capacity on that is?
Bro 1: Reckon you're looking at a 3 pinter there, mate.
Bro 2: lol
Bro 1: lol
An action or person that embodies excellence, or very good in nature. While being known as swell in the 1980's may have been a condescending or derogatory term, swelladelic is a positive term coined to incite positive feedback.
"That wave was swelladelic" or "She is lookingquite swelladelic this evening"