from The American Heritage® Dictionary of the English Language, 4th Edition
- interj. Used to express annoyance.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- v. To damn or curse
- interj. A cry of anger or frustration
from The Century Dictionary and Cyclopedia
- An obsolete contracted form of dreadeth (dredeth), third person singular indicative present of dread.
- An expletive expressive of mild indignation or annoyance, similar to plague on, plague take, bother: as, drat that child!
Short for God rot.(American Heritage® Dictionary of the English Language, Fourth Edition)
An aphetism of od-rat (‘God rot’) as a minced oath. (Wiktionary)