mala fide
adjective
LAW ukusillegal or dishonest:
We need to prevent the completion of any sale which is perceived to be mala fide.
They are trying to prove that the company and its foreign associates acted with mala fide intent.
mala fide
noun [ C ]
LAW ukusillegal or dishonest behaviour, especially by using your job or situation in order to gain an advantage:
There is absolutely no evidence of any mala fides on the part of the company.