What is the meaning of Skall?

To scale; to mount

first-person singular past indicative of skella

third-person singular past indicative of skella

alternative form of scalle

skin or peel

shell

a loud or shrill and widely audible sound or noise of any kind, especially such that produces an echo

a bark (sound made by a dog or a wolf)

present indicative of skola, shall

Source: wiktionary.org