Interjection: ohmygod ,ów,mI'gód or 'ów-mi,gódUsage: informal- Expresses extreme surprise, shock, dismay, awe, etc.
"ohmygod! I can't believe we won the lottery!";
- oh my God [informal], my God [informal], omigosh [informal], ohmigod [informal], omigod [informal], yow [informal]