big cheese
US /bɪɡ tʃiːz/
UK /bɪɡ tʃiːz/

1.
orang penting, tokoh berpengaruh
an important and influential person
:
•
He thinks he's the big cheese around here, but he's not.
Dia pikir dia orang penting di sini, tapi dia bukan.
•
The CEO is the real big cheese in this company.
CEO adalah orang penting yang sebenarnya di perusahaan ini.