unlimber

The artillerymen will be in the waggons next the guns, all ready to unlimber and open fire.

There was a pause, and he improved the opportunity to unlimber his arms and legs, while waiting by the instrument.

Now they streamed back at the trot, all telling the tale—how, before they could even unlimber, shells had come crashing into them.

Still, perhaps they were afraid to unlimber their heavy artillery for fear of killing the girl.

They take up a position at the top of the rising ground, monopolising the attention of the Boer gunners as they unlimber.