look up any word, like half chub:
A conniption fit is a spontaneous outburst of anger or frustration, usually precipitated by an act of stupidity or neglect. Wild animation, gesticulations, and flailing of limbs often accompanies said outburst, adding visual flavor to the experience.
"If your mother gets home before you clean this up, she'll have a conniption fit!"
by Plasmo July 01, 2014