line up alongside so or sth meaning

[American slang]
to form or get into a line beside someone or something.
  Can you line up alongside the other people?
  Line up alongside the wall and get ready to be photographed.

• draw (up) alongside so or sth:    [American slang]to ...
• line so or sth up:    [American slang]to ...
• alongside (of) so or sth:    [American slang]as ...