cover your tracks
US /ˈkʌvər jʊər træks/
UK /ˈkʌvər jʊər træks/

1.
menutupi jejak, menyembunyikan bukti
to hide or conceal evidence of one's actions, especially wrongdoing
:
•
After stealing the documents, he tried to cover his tracks by deleting all emails.
Setelah mencuri dokumen, dia mencoba menutupi jejaknya dengan menghapus semua email.
•
The politician was careful to cover his tracks regarding the scandal.
Politikus itu berhati-hati untuk menutupi jejaknya terkait skandal itu.