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

1.
orang besar, orang penting
an important and influential person
:
•
He thinks he's the big cheese around here, but he's not.
Dia fikir dia orang besar di sini, tetapi dia bukan.
•
The CEO is the real big cheese in this company.
CEO adalah orang besar sebenar dalam syarikat ini.