Definition of "omus" [omus]

• A peculiar genus of tiger-beetles or Cicindelidæ, having the elytra narrowly inflexed, the thorax distinctly margined, and the last two joints of the maxillary palpi subequal. (noun)

The Century Dictionary (Public Domain)

• "REINSTALLMODE is set to default is "omus" if not set - but can incur a noticeable performance penalty to compare the current machine state with the expected machine state."
• "A year ago we rolled out SP1 for ACAD2008 on win2k without a problem using a domain startup script: msiexec / p \\Server\Autodesk\AutoCAD2008\Patches\sp1. msp / qn REINSTALL = ALL REINSTALLMODE = omus - this does not work for 2009 on vista32 / 64 - > windows installer error 1603 (fatal error)."