have a conniption(redirected from having a conniption)
have a conniption
To become very or unreasonably angry or upset; to have an outburst of rage, frustration, or ill temper. My mom's going to have a conniption when she sees what happened to the car! I was so embarrassed when Danny started having a conniption in the grocery store.
have a conniption (fit)
Rur. to get angry or hysterical. (See also have a fit) I got so mad I thought I was going to have a conniption. My father had a conniption fit when I got home this morning.