She plunged her arm inside the jar and lifted something out, displaying it to them all.
He laid it down on a rock and plunged his arm in the sack once more.
It was like plunging her arm into a torrent of ice-water.
Plunge your arm forward as if knocking hard with your knuckles on a door.
Gabriel plunged his arm down into the table's narrow opening, like a doctor reaching in to turn a breech.
The mud there is so soft that you can plunge your arm into it right up to the elbow without any trouble at all.
This time he plunged his arm in up to the elbow.
He plunged his arm in up to the shoulder, but it eluded him.
He plunged his arm into the barrel and brought out that huge hilt.
I plunged my arm eagerly into the locker and brought up one marvellous object after another.