Top definition
Totally crazy, displaying very erratic behavior, completely insane.
Based on the term stirbugs from the film Caged meaning what happens to a person in solitary confinement for a very long time.
Jil went nutbugs when she saw David in a cassock.
by goodboyluke April 11, 2008
Get the mug
Get a nutbugs mug for your father-in-law Bob.