unlawfulmodification

noun
UK /ʌnˈlɔːfʊl ˌmɒdɪfɪˈkeɪʃən/
US /ʌnˈlɔːfəl ˌmɑːdəfəˈkeɪʃən/

A change made to something that the law does not allow.

The police caught him for the unlawfulmodification of his car's engine.


OTHER MEANINGS

2. Changing a document in a way that breaks the rules.

The bank flagged the unlawfulmodification of the contract.

3. Making an illegal change to a computer program or file.

Hackers were charged with unlawfulmodification of the company's software.

4. Altering a building without legal permission.

The city fined them for the unlawfulmodification of the historic house.