Adjective

(en adjective)

Contrary to or forbidden by law, especially criminal law.

* {{quote-magazine, date=2013-07-19, author=(Peter Wilby)

, volume=189, issue=6, page=30, magazine=(The Guardian Weekly) , title= Finland spreads word on schools , passage=Imagine a country where children do nothing but play until they start compulsory schooling at age seven. Then, without exception, they attend comprehensives until the age of 16. Charging school fees is illegal , and so is sorting pupils into ability groups by streaming or setting.}}

Forbidden by established rules.

(philately, of an issue printed for collectors) Totally fictitious, and often issued on behalf of a non-existent territory or country.

.

# (chiefly, US, sometimes, offensive) Being an illegal immigrant; residing in a country illegally.

Adjective

(en adjective)

Causing offense; arousing a visceral reaction of disgust, anger, or hatred.

Relating to an offense or attack, as opposed to defensive.

* {{quote-magazine, date=2013-06-07, author= Ed Pilkington

, volume=188, issue=26, page=6, magazine=(The Guardian Weekly) , title= ‘Killer robots’ should be banned in advance, UN told , passage=In his submission to the UN, [Christof] Heyns points to the experience of drones. Unmanned aerial vehicles were intended initially only for surveillance, and their use for offensive purposes was prohibited, yet once strategists realised their perceived advantages as a means of carrying out targeted killings, all objections were swept out of the way.}}

Having to do with play directed at scoring.