Definition Dictionary

Not guided by ethical standards or a sense of right conduct.

Dishonest or willing to misuse a position for improper gain.

Relating to principles of right conduct or consistent with accepted moral standards.

Useful or convenient for reaching an aim, though not always principled.

Acting contrary to professed beliefs while presenting oneself as principled.

So unreasonable or wrong as to offend one's sense of fairness or morality.

Willing to act dishonestly or unfairly without regard for moral principles.