Wiktionary
vb. ''intransitive:'' To strike a surface and be deflected
Usage examples of "glance off".
Fascinated, Belisarius saw one rocket punch through the hull of a ship, glance off a rower's bench, carom off another bench on the opposite side, and then roar its way down the length of the pirate craft until it embedded itself in the bow.
Not all the way, though, just enough for the tip to glance off Remy's left arm and away.
The edge sheared off the thumb of the demon's three-fingered hand, but its touch deflected the stroke to glance off the side of Strasedon's hairless skull instead chopping into it squarely.
Jeremy saw the small rock glance off a dodging figure and knock it down.
He swung his fist, and this time, instead of blocking him, she let the blow glance off the side of her head and returned a blow of her own.