1. A term used to describe one who is acting like a fuckwit - partaking in activities which are foolish and / or irritating to others.
2. Sometimes used as a semi-endearing term, to describe a friend's ridiculous but amusing capers.
1. Dirko: Dude, the sheer amount of fuckwitism going on drove me away from the Post Office Hotel.
2. Dirko: Hey I have an idea. To relieve my frustration I will travel to the local bowling alley and climb the trees outside, throw rocks, and pick up 15 year old girls!
Luko: Oh jesus. Let the fuckwitism begin...