(law) a doctrine in intellectual property law that permits one party to make use of another party's protected intellectual property (such as a copyright or trademark) under narrowly defined circumstances.

(euphemistic) Dead; deceased. / (euphemistic) Not still employed at a company, of someone who left or was let go.

excessive use.

plural of fair use

(US) The semi-official use of a drug that has not yet gained official approval in cases where no other treatment is possible

To treat someone badly, cruelly or unkindly.

Bad, cruel or unkind treatment.

plural of US American

Used other than figuratively or idiomatically: see let, us. / Alternative form of let's

(software engineering) A potential scenario in which a system receives an external request (such as user input) and responds to it.