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1.
Solid stick like feces that can be grasped and used as crayons and deface walls. Originally seen on the Mr. Hanky episode of South Park.
Tommy Lee was shocked to open the hotel room door and see that Ozzy had decorated the all of the walls with mookie sticks.
by Pegleg September 21, 2004
 
2.
–noun, plural 'mookie sticks'
1. Solid fecal matter.
2. Something you don't want your own children to play with.
Tell Xander not to touch those mookie sticks on the lawn.
by siddNullus February 05, 2009