Pronounced Ski-zik. A person who is dense, but also a little bit of a dink. Some people may even call this person a dinkus. Someone engaged in activity that resembles the actions of a skesik is said to be "skeezing." The worst skesiks are considered to be "tote skeez" or totally skesik.
"Eric was really acting dense today" "Yea I saw him earlier he was really skeezing"
"Look at this skesik!" "Yea that guy is definitely tote skeez"