Digger and Diggers can have a number of different meanings:

Digger

1. Australian and New Zealand slang term for a soldier: Digger (soldier)

2. Australian term for a gold miner (on the 'diggings') during the gold rushes of the 1850s
3. The name of a computer program: Digger (computer game)
4. An engineering vehicle: Excavator
5. An obsolete derogatory term for the Native Americans of California
6. The Digger Song found under 'Land Rights' on the List of protest songs.
7. An northern German slang espression generally used around Hamburg and in Schleswig-Holstein. The meaning of the word (originally "Dicker" ="fat guy") is "buddy"
8. The name of the German heavy metal band Grave Digger in 1987.
9. A Webcomic drawn and written by Ursula Vernon, featuring a wombat protagonist in an engagingly-odd fantasy world: Digger (comic)
10. Digger the Dermatophyte is a cartoon figure on an advertisement for Lamisil
11. One who habitually and/or effectively submits stories to digg.com, a popular technology news website
12. Digger is the official mascot of London Irish rugby football club.
13. A slang term for fecal matter.
14. A pop punk band. See Digger (band)
15. A tool to troubleshoot DNS related queries. Coming up as replacement for nslookup.

Diggers

1. A democratic utopian group of radicals during the English Civil War: Diggers (True Levellers)

2. An American anarchist movement: Diggers (theater)
3. Diggers, the second book in The Bromeliad trilogy by Terry Pratchett
4. Diggers, a 2006 film starring Lauren Ambrose
5. Diggers, a group of Russian based Urban Explorers
6. Diggers, a launchtitle for the Amiga CD32 videogaming console.
7. Diggers, nickname for the german soccer club FC Ingolstadt 04