The laser couldn't be activated by an accidental bump, and it certainly didn't have an outside switch labeled On and Off.

A threatening look, an accidental bump can light the fuse.

Intensity and frequency diminish but peak again with the slightest head incident (dental work, accidental bump or shake to the head).

In fact, the weapon was nothing more malevolent than the corner of her bureau drawer, the shot, an accidental bump less than twenty-four hours before to a spot just above her right eye.

He twisted his wrist around, to press it against the railing, but the screamer-button was recessed to prevent accidental bumps setting it off.

Users can adjust the sensitivity to account for accidental bumps, and if the device is jostled, it will emit a warning hiss.

An accidental bump of the game table is an excellent scale version of a catastrophic earthquake.

It is four years later, but Richard doesn't remember anything that has happened in the elapsed time, due to an accidental bump on the head that gave him amnesia.

The assassin shot Markov with the pellet while he stood on a bridge - the incident was passed off as an accidental bump with a pointy umbrella.

If it was an accidental bump, it was a damned hard one, though.