meet up phrasal verb (see also meet)

1. to meet someone in order to do something together:
We often meet up after work and go for a drink.
meet up with
I’ve got to go now, but I’ll meet up with you later.

2. if roads, paths etc meet up, they join together at a particular place
meet up with
The path eventually meets up with the main road.

[TahlilGaran] Dictionary of Contemporary English ▲

meet to be in the same place as someone else because you have arranged to see them:
I’ll meet you at the restaurant, OK?
The two leaders are scheduled to meet again next month.
get together informal to meet with a group of people, in order to do something together:
Why don’t we all get together and go out for a drink?
Have the students get together in groups of four to work on the problem.
come together if people come together, they meet in order to discuss things, exchange ideas etc:
Goldman persuaded the heads of the groups to come together for an informal conference.
meet up informal if friends meet up, they meet in order to do something together:
We must meet up some time.
Why don’t I meet up with you after lunch?
gather if people gather somewhere, they come together in the same place in order to do something or see something:
Fans have started to gather outside the stadium.
Angry crowds gathered in front of the US embassy.
assemble formal if people assemble somewhere, they all come and stand together in the same place, especially as part of an officially arranged plan:
If the fire alarm rings, please assemble in the parking lot.
The students began to assemble in the main hall.

[TahlilGaran] English Thesaurus ▲

meet up
meet up (with (someone))
to see and talk to someone familiar or someone you do not know.
Let's meet up for drinks after work.

I met up with a couple of Australians on the train.

Usage notes: refers to seeing someone either intentionally or unexpectedly

[TahlilGaran] English Idioms Dictionary ▲