English → French
illegal /BrE ɪˈliːɡ(ə)l 
, AmE ɪ(l)ˈliɡəl /
A
noun
US immigrant clandestin m/immigrante clandestine f
B
adjective
1 (unlawful) [act, sale, profits, use] illégal; [parking] illicite; [immigrant] clandestin
2 Games, Sport [pass, move, tackle] irrégulier/irrégulière
3 Computing [character, operation] interdit