Skip to definition.
Get the FREE one-click dictionary software for Windows or the iPhone/iPad and Android apps

Verb: wake up
  1. Cause to become awake or conscious
    - awaken, wake, waken, rouse, arouse
  2. Stop sleeping
    "She woke up to the sound of the alarm clock";
    - awake, arouse, awaken, wake, come alive, waken

Derived forms: wakes up, woke up, waking up

Type of: alter, change, change state, modify, turn

Antonym: fall asleep

Encyclopedia: Wake up