A portmanteau of "Japanese" and "cartoon" which refers to animation from Japan, or anime. "Japtoon" originates from the anime blog Colony Drop, and is a play on the phrase Japanimation, which also refers to anime.
Mobile Suit Gundam is one of my favorite Japtoons.
by Sean Crowe July 31, 2011
1 more definition
Anime, or any animation coming from Japan or modeled after Japanese animation, usually used in disgust of the subject
I would stay up and watch Adult Swim tonight, but i just remembered it is Saturday and the only thing on is the damn Jap Toons!
by ILwolfe November 28, 2010