Meaning & Definition of On in English

1. In operation or operational

• "Left the oven on"

• "The switch is in the on position"

2. (of events) planned or scheduled

• "The picnic is on, rain or shine"

• "We have nothing on for friday night"

1. With a forward motion

• "We drove along admiring the view"

• "The horse trotted along at a steady pace"

• "The circus traveled on to the next city"

• "Move along"

• "March on"

2. Indicates continuity or persistence or concentration

• "His spirit lives on"

• "Shall i read on?"

3. In a state required for something to function or be effective

• "Turn the lights on"

• "Get a load on"