1. hang up
to finish a conversation on the telephone
Dictionary example:
- She said goodbye and hung up.
- Then he hung up immediately.
2. hang up sth or hang sth up
to put something, especially a piece of clothing, somewhere where it can hang
Dictionary example:
- You can hang up your jacket over there.
- The first problem I would like to mention is what everybody in our class knows: we have to hang up more signs, which show the way to the reception, because visitors and new students have lots of problems find[ing] it.
3. have (got) on sth or have (got) sth on
If you have clothes or shoes on, you are wearing them.
Dictionary examples:
- He's got a red shirt on.
- I loved that dress you had on last night.
- I looked [over] my shoulder and there was Nora as white as the dress she had on.
4. hear from sb
If you hear from someone, you get a letter, a message, or a telephone call from them, or they tell you something.
Dictionary examples:
- We haven't heard from her for ages.
- You'll be hearing from my lawyer.
- I didn't hear from my friend for a long time.
5. hold on
WAIT
INFORMAL to wait for a short time
Dictionary example:
- Hold on, I'll check in my diary.
- I've a lot of good stories to tell you about so hold on.