Unforgivable omission Synonyms

Definitions for Unforgivable


  • (adjective) too bad to be excused or justified
  • (adjective) not excusable

UO abbreviation

UO is an abbreviation for Unforgivable Omission
What does UO stand for?
UO stands for "Unforgivable Omission"

Definitions for Omission


  • (noun) something left out
  • (noun) neglecting to do something; leaving out or passing over something
  • (noun) something that has been omitted