To squeeze someone in an uncomfortable body part (eg. inner thigh) to create a flinching reaction. After the deed being done the "Shkooker" will then proceed to yell "Shkook" as loud as possible.
Idan squeezed Cole's triceps and yelled "Shkook" which caused Cole to flinch and yell "DAMNIT"
by KerianLee March 28, 2009