west by north
west by north definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
the direction, or the point on a mariner's compass, halfway between due west and west-northwest; 11°15′ north of due west
west by north definition by American Heritage Dictionary
noun Abbr. WbN
The direction or point on the mariner's compass halfway between due west and west-northwest, or 78°45: west of due north.adverb & adj.
Toward or from west by north.