Definitions of put away:

• verb:   turn away from and put aside, perhaps temporarily
• verb:   kill gently, as with an injection
• verb:   throw or cast away

  Example: "Put away your worries"

• verb:   eat up; usually refers to a considerable quantity of food
• verb:   place in a place where something cannot be removed or someone cannot escape
• verb:   lock up or confine, in or as in a jail