1.   To move towards someone, usually to talk.

• "Some random person came up to me and asked if I had any cheese."

2.   To be mentioned or talked about in conversation.

• "The issue regarding the delivery never came up in the meeting."

3.   When something happens unexpectedly and has to be dealt with immediately.

• "Something came up at home. I have to go."

4.   When something is about to happen soon.

• "We should prepare for the busy period (that is) coming up."

5.   When something appears.

- When the sun, moon or stars appear in the sky.

• "Expect the roosters to crow when the sun comes up."

- When information appears on something like a computer screen.

• "Jake's number came up when my phone rang."

- When a plant grows and appears above the ground.

• "It doesn't matter what I do, weeds keep coming up."

6.   To be tall, deep, or long enough to reach a particular level.

• "The grass came up to my knees."

7.   When a job opportunity becomes available.

• "A position in the HR department has come up if you're interested."

8.   To become richer, more powerful, or more successful than before.

• "It's hard to come up in a dog eat dog world."

9.   When someone's number or name is selected in a lottery or game.

• "There are certain numbers that always come up in the national lottery."

10.   To travel to a place, either further north or a higher level.

• "My relatives are coming up from Australia for the wedding."

• "Come up to the roof, there's a better view from here."