We've found 18 phrases for illegal (0.116 seconds):

monkey business »    An activity that may be considered illegal, questionable, or a vice, but not felonious.

rip off »    To copy, especially illegally.

slippery as an eel »    So crafty, or cunning that they cannot be caught by the police, although it is known that they are acting illegally.

Search from any page on the Web with Abbreviations.com AutoSearch. It's free!