1) (n): Acts of needless mischief and tom-foolery.
2) (adj.) used to describe a rediculous comment, situation or statement
NOTE: skuldashery may only be stated when using a fake english accent and while holding an imaginary monocle to one's right eye.
DAN: *holds up imaginary monocle and uses accent*
"Tis' indeed skuldashery, my good man."