Definitions of dig:

• noun:   the act of touching someone suddenly with your finger or elbow

  Example: "She gave me a sharp dig in the ribs"

• noun:   a small gouge (as in the cover of a book)

  Example: "The book was in good condition except for a dig in the back cover"

• noun:   the site of an archeological exploration

  Example: "They set up camp next to the dig"

• noun:   the act of digging
• noun:   an aggressive remark directed at a person like a missile and intended to have a telling effect

  Example: "She takes a dig at me every chance she gets"

• verb:   turn up, loosen, or remove earth

  Example: "Dig we must"

• verb:   create by digging

  Example: "Dig a hole"

• verb:   remove the inner part or the core of
• verb:   get the meaning of something
• verb:   poke or thrust abruptly
• verb:   work hard

  Example: "She was digging away at her math homework"