plural of Renaissance fair

Unpleasant behavior is acceptable during love and conflict.

Alternative spelling of all's fair in love and war

Alternative form of turnabout is fair play

(Australia, colloquial, informal) A fair chance, a reasonable opportunity; a fair go.

(Australia, colloquial, informal) Used to protest against unreasonableness, such as somebody taking more than their fair share.

(Australia, New Zealand, colloquial, informal) Synonym of fair suck of the sauce bottle

(Scotland) To get what one deserves. [18th–19th c.]

The fairness achieved by an allocation if and only if the allocation is feasible and an attempt to increase the allocation of any participant necessarily results in the decrease in the allocation of some other participant with an equal or smaller allocation.

One must take risks in order to achieve a goal; success requires enterprise.