unfair

adjective

Contrary to justice or a sense of fairness.

adjective

Contrary to laws or conventions, especially in commerce; unethical.

adjective

Not kind or considerate.

noun

Not smooth, flowing, or regular in outline, or not properly regulated in place, specifically applied to two openings or holes which are intended to match in line when superposed, but by reason of error in adjusting are forced to overlap on the edges.

To deprive of fairness or beauty.

Not fair.

Unseemly; disgraceful.

Not honest; not impartial; disingenuous; using trick or artifice.

Not based on honesty, justice, or fairness; inequitable: as, unfair advantages; unfair practices.= Syn, Unjust, inequitable, partial, one-sided, dishonest, dishonorable. See candid.