Waiting-up in a Sentence
  • He knew Fred would be waiting up for him, but decided to let the old man cool his heels, punishment enough for setting up the evening's activity on the sly.
  • I'm waiting up to watch a potentially interesting episode of Horizon, about what killed the dinosaurs.
  • Festive sleepwear helps to engender the mood for late nights filled with hot cocoa, Christmas wishes, and waiting up to catch a glimpse of Santa.
  • The test is taken by holding a test stick under your urine stream for five seconds, then waiting up two for the test results to show up.