cheat on
US /tʃiːt ɑːn/
UK /tʃiːt ɑːn/

1.
selingkuh, mengkhianati
to be unfaithful to one's spouse or partner
:
•
He confessed to his wife that he had cheated on her.
Dia mengaku kepada istrinya bahwa dia telah selingkuh darinya.
•
She suspected her boyfriend was cheating on her.
Dia curiga pacarnya selingkuh darinya.
2.
menyontek, menjiplak
to copy from someone else or use dishonest methods to pass an exam or test
:
•
The student was caught cheating on the exam.
Siswa itu tertangkap menyontek dalam ujian.
•
It's not fair to cheat on your homework.
Tidak adil untuk menyontek dalam pekerjaan rumahmu.