Definitions of mount:

• noun:   mounting consisting of a piece of metal (as in a ring or other jewelry) that holds a gem in place

  Example: "The diamond was in a plain gold mount"

• noun:   the act of climbing something
• noun:   something forming a back that is added for strengthening
• noun:   a land mass that projects well above its surroundings; higher than a hill
• noun:   a lightweight horse kept for riding only
• verb:   fix onto a backing, setting, or support

  Example: "Mount slides for macroscopic analysis"

• verb:   attach to a support

  Example: "They mounted the aerator on a floating"

• verb:   put up or launch

  Example: "Mount a campaign against pronography"

• verb:   prepare and supply with the necessary equipment for execution or performance

  Example: "Mount a theater production"

• verb:   go up or advance
• verb:   copulate with
• verb:   get on the back of

  Example: "Mount a horse"

• verb:   go upward with gradual or continuous progress
• name:  A surname (rare: 1 in 33333 families; popularity rank in the U.S.: #3701)