William II 1 Known as “William Rufus.” 1056?-1100. King of England (1087-1100). He was the second son of William the Conqueror, on whose death he succeeded to the throne.William II 2 See Wilhelm II.American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.William II n 1. (Biography) known as William Rufus. ?1056?1100, king of England (1087?1100); the son of William the Conqueror. He was killed by an arrow while hunting in the New Forest 2. (Biography) known as William the Good. 1154?89, last Norman king of Sicily (1166?89) 3. (Biography) 1792?1849, king of the Netherlands (1840?49); son of William I 4. (Biography) German name Kaiser Wilhelm. 1859?1941, German emperor and king of Prussia (1888?1918): asserted Germany’s claim to world leadership; forced to abdicate at the end of World War I Collins English Dictionary ? Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014