Definitions of take off:

• verb:   take time off from work; stop working temporarily
• verb:   remove clothes

  Example: "Take off your shirt--it's very hot in here"

• verb:   prove fatal
• verb:   take away or remove
• verb:   mimic or imitate, especially in an amusing or satirical manner
• verb:   depart from the ground
• verb:   get started or set in motion, used figuratively
• verb:   make a subtraction
• verb:   leave