Jc Arenas Share definition Flag 1. a bodacious human specimen who uses his incredible physique to attract women. 2. a complete and utter idiot. 1.Wow, i got attracted again by another Jc Arenas wanna-be. 2. Oh my goodness, you ate another rubber doughnut? You're such a Jc Arenas. Jc Arenas by Jcs Lover March 8, 2005 Get the Jc Arenas mug.