in the brief ignosecond after the car door left jeremy's hand, he realized he'd left his keys in the ignition
1) the moment of clarity just after a boneheaded act, but just before the point of no return, when you realize you've just done something stupid
"in the brief ignosecond after the car door left jeremy's hand, he realized he'd left his keys in the ignition" What is the definition of "ignosecond"?