unconventional

adjective
UK /ˌʌnkənˈvenʃənəl/
US /ˌʌnkənˈvenʃənəl/

Not doing things the way most people usually do.

She has an unconventional way of solving math problems.


OTHER MEANINGS

2. Not following the usual rules or customs of a group.

His unconventional teaching style made class exciting.

3. Very different from what is normally expected or done.

They chose an unconventional venue for the wedding.

4. Not based on what most people accept as normal.

The artist is known for her unconventional ideas.