She mounted up; he followed a moment later, and looked into her eyes.
By that time some of the soldiers were mounting up.
He heard the others mounting up, and opened his eyes again.
Maybe if I hadn't shot, he wouldn't have been able to mount up.
"So long as we can mount up quickly if needed."
Then all the water would be forced to mount up, get out at the top, and run through the garden.
It was an hour short of day when I mounted up to ride out.
Mounting up, I led off into the night, and then he took over.
As at many places of this kind, the bill here can mount up quickly.
Christmas was a long time away and it would mount up.