My boss is Squirrel Baseball T-Shirt

Definition of squirrelly 1 :relating to, resembling, or characteristic of a squirrel Where I live we used to have a real groundhog … moving through the too long grass in search of grubs, nuts, or other squirrelly snacks. —Bill Dunphy 2 chiefly US, informal a :tending to be unusually active :restless That I was a squirrelly kid whose need to leap from the piano bench, run outside and roll around in the mud would sooner or later kill his chances of doing something meaningful with music. —Andrew Corsello b :odd, eccentric … a mossbacked old hard-ass (… thirty-five or forty years old), just as squirrelly as hell and literally shivering with paranoia, who hops and whoops around those evergreen forests like ...