ILLEGAL
ADJECTIVES
1225 — CROOKED dishonest or illegal → colloq.
1387 — TORTIOUS wrongful, injurious, hurtful; illegal → obs.
1557 — LAWLESS of an action: illegal, unlawful → obs.
1611 — ILLICITOUS illicit, unlawful, illegal, forbidden → obs.
1622 — ILLICENTIOUS done without license; unlawful, illegal → obs.
1640 — ADULTERINE illegal, illegitimate, unlicensed
1681 — UNLEISUM unlawful, illegal → Sc. obs.
..18C — AT IT involved in something illegal or bad → sl.
..E19 — FAST illegal, corrupt; hedonistic → sl.
1828 — SLY dishonestly or illegally acquired or produced → sl., chiefly Aust.
1905 — UNLEGAL illegal → Eng. dial. (Bk.)
1912 — MEXICAN cheap, inferior; makeshift; bogus, illegal → Amer. dial., derogatory
1960 — SCAB illegal, as of an after-hours drinking club → sl.
1962 — BUST-OUT unregulated; blatantly illegal → US sl.
1970 — SHONKIE → SHONKY dishonestly or illegally acquired or produced → Aust. sl.
2000 — JARG illegal, stolen, counterfeit → sl.
2003 — NUMBER TWO applied to illegal or irregular activity → India sl.
ADVERBS
.M19 — WRONG in a criminal, illegal manner → sl.
NOUNS
1891 — FUNNY BUSINESS illegal, underhand, or deceitful dealings → sl.
..L19 — CAB-JOINT an establishment offering illegal goods or services → Brit. & US sl.
1914 — SCORE a sale, esp. of drugs or something illegal → US sl.
1920 — BAG the proceeds of any illegal activity, e.g. unauthorized bookmaking →
1938 — DIRTY WORK AT THE CROSSROADS illegal activity, esp. if concealed → US sl.
1938 — TICKLE a successful crime or illegal deal → sl.
1948 — FIX an illegal arrangement → US sl.
1950 — CONTRACT any illegal or unethical arrangement → Amer. police sl.
2000 — ACTION acts of crime; commerce in drugs; illegal activity → criminal sl. (Bk.)
NOUNS, PERSON
1930 — BROKER a go-between in a drug deal, or in any illegal transaction → drug culture sl.
1979 — SHONK → SHONKY someone who engages in sharp practice; one who is involved in irregular or illegal business activities → Aust. sl.
2000 — HIGH ROLLER anyone engaged in any big illegal moneymaking scheme → African-American sl. (Bk.)
VERBS
..E20 — FINK to inform on illegal activity → US sl.
1960 — GET FAST to act in an illegal manner → African-American sl.
1961 — LAUNDER to change something illegally to make it acceptable or legitimate → sl.
Lexicophilia 