English definition of “on”
A2 If you have something on, you are wearing it: She’s got a black coat on. Why don’t you put your new dress on?
B1 into a bus, train, plane, etc.: Amy got on in Stamford.
› used to show that an action or event continues: The tradition lives on.
› working or being used: The heating has been on all day.
› happening or planned: I’ve got a lot on at the moment. What’s on at the cinema?