/mow'soh/ (By analogy with "typo") An error in mouse usage resulting in an inappropriate selection or graphic garbage on the screen.Compare thinko. [Jargon File]
Last updated: 1996-04-21
mouse pad ♦ mouse trails ♦ mouso ♦ Moving JPEG ♦ Moving Picture Expert Group
Try this search on Wikipedia, Wiktionary, Google, OneLook.