Something that reflects the personal attributes of being uber-zealous, random, psychologically worrying to the point of no return, discribing an action in obscene paranoia, or being murderously amusing.
He yelled that and flailed his arms in such a <i>devinly</i> manner.
"I love my bacon bits. Love them so much... Don't make me kill you... I'll stab your colon out with a metal waffle if I have to. Oompah loompahs are scary. Scary to the naked eye, that is," is a very <i>devinly</i> thing to say.