Definitions of gouge:

• noun:   the act of gouging
• noun:   and edge tool with a blade like a trough for cutting channels or grooves
• noun:   an impression in a surface (as made by a blow)
• verb:   force with the thumb

  Example: "Gouge out his eyes"

• verb:   make a groove in
• verb:   obtain by coercion or intimidation
• name:  A surname (rare: 1 in 100000 families; popularity rank in the U.S.: #8927)