Open verb (T): to remove or separate part of a container so that you can see or use what it contains
Don't open a new bottle just for me.
Open verb (BEGIN)
I'm going to open an account with another bank.
The Olympic Games open tomorrow.
Open verb (READY)
If a shop or office opens at a particular time of day, it starts to do business at that time
The café opens at ten o'clock.
Open up; phrasal verb
to start to talk more (or disclose facts)about yourself and your feelings
I've never opened up to anyone like I do to you.
Student or Learner