line up phrasal verb ( see also ↑ line )
1 . if people line up, or if you line them up, they stand in a row or line, or you make them do this:
Line up, everybody!
line somebody ↔ up
He lined us all up in the corridor.
2 . line something ↔ up to arrange things in a row:
I lined the bottles up on the sideboard.
3 . line something ↔ up to move one thing so that it is in the correct position in relation to something else
line something ↔ up with
The windows should be lined up with the door frame.
4 . line somebody/something ↔ up to arrange for something to happen or for someone to be available for an event:
We’ve lined up some excellent speakers for tonight.
He’s already got a new job lined up.
⇨ ↑ line-up