Definition of make a (big) thing of (or about) in English:

make a (big) thing of (or about)

phrase

informal
  • Make (something) seem more important than it actually is.

    ‘Meadows made a big thing of paying the bill’
    • ‘Should I just let it slide, or make a big thing of it?’
    • ‘And, of course, my friends across the aisle have made a big thing about that.’
    • ‘The news is making a big thing of it because he's gay.’
    • ‘I think they are probably looking for something to make a thing about.’
    • ‘My mother did not make a big thing of it, but it was impossible to ignore.’