Definition Of illegal
a person present in a country without official authorization.
Immigration officials say those illegals come from more than 100 countries.
contrary to or forbidden by law, especially criminal law.
Example Of illegal
A company has been prosecuted for illegally dumping material it could not recycle.
A house raid netted a huge amount of equipment used for illegally copying music CDs.
Another gain for illegals is the campaign to allow them to attend state universities at the in-state resident rate.