From Wiktionary, the free dictionary
From old + -bie, coined as an antonym for newbie.
oldbie (plural oldbies)
- (Internet, rare) An old-timer, a person with experience.
- Antonym: newbie
- Hyponym: dino
- Coordinate term: midbie
- oldfag (Internet, slang, sometimes offensive, associated with 4chan subculture)
- oldhead