What is the meaning of nonstop?

noun

• A flight made without intermediate stops between source and destination.
  • usage: "how many nonstops are there to Dallas"
  • synonyms: nonstop flight

adjective

• Of a journey especially a flight. ( occurring without stops)
  • usage: "a nonstop flight to Atlanta"
• At all times.
  • usage: "around-the-clock nursing care"
  • synonyms: around-the-clock, day-and-night, round-the-clock

adverb

• Without stopping.
  • usage: "we are flying nonstop form New York to Tokyo"