Spotting an extremely attractive, hot female who immediately invokes an overwhelming, carnal desire in you to kick back and watch her Frig herself. Usually just results in adding her image and the thought to your spank bank for an eventual fap session.
Carl: Yo Brooohhh! Check out that babe walking over there! Smokin'!
Frank: Holy hell dude! She is totally Frigalicious. What I wouldn't do to watch her!
Carl: Just rub one out Braahhhhh. Rub it out.
A reference to the fact that many BL shows(a genre of televisionprimarily based in Asian countries which focus on gay male romance) will typically air on Fridays.