'Illegal' definitions:
Definition of 'illegal'
From: WordNet
adjective
Prohibited by law or by official or accepted rules; "an illegal chess move" [ant: legal]
Definition of 'Illegal'
From: GCIDE
- Illegal \Il*le"gal\, a. [Pref. il- not + legal: cf. F. ill['e]gal.] Not according to, or authorized by, law; specif., contrary to, or in violation of, human law; unlawful; illicit; hence, immoral; as, an illegal act; illegal trade; illegal love. --Bp. Burnet. [1913 Webster]
Synonyms of 'illegal'
From: Moby Thesaurus
- aberrant,
- abnormal,
- abominable,
- actionable,
- against the law,
- anarchic,
- anarchistic,
- anomic,
- atrocious,
- banned,
- barred,
- black-market,
- bootleg,
- chargeable,
- contraband,
- contrary to law,
- criminal,
- delinquent,
- deviant,
- disgraceful,
- evil,
- felonious,
- flawed,
- forbade,
- forbid,
- forbidden,
- hardly the thing,
- hot,
- ignominious,
- illegitimate,
- illicit,
- impermissible,
- improper,
- inappropriate,
- incorrect,
- indecorous,
- inequitable,
- infamous,
- iniquitous,
- interdicted,
- irregular,
- justiciable,
- lawless,
- nonconstitutional,
- nonlegal,
- nonlicit,
- nonpermissible,
- not done,
- not permitted,
- not the thing,
- off limits,
- off-base,
- off-color,
- out of bounds,
- out-of-line,
- outlaw,
- outlawed,
- prohibited,
- proscribed,
- punishable,
- ruled out,
- sacrilegious,
- scandalous,
- shameful,
- shameless,
- sinful,
- taboo,
- tabooed,
- terrible,
- triable,
- unallowed,
- unauthorized,
- unbalanced,
- unconstitutional,
- under the ban,
- under-the-counter,
- under-the-table,
- undeserved,
- undue,
- unequal,
- unequitable,
- uneven,
- unfit,
- unfitting,
- unjust,
- unlawful,
- unlicensed,
- unmeet,
- unmerited,
- unofficial,
- unpermissible,
- unrighteous,
- unrightful,
- unsanctioned,
- unseemly,
- unstatutory,
- unsuitable,
- untouchable,
- unwarrantable,
- unwarranted,
- verboten,
- vetoed,
- wicked,
- wrong,
- wrongful