adv ·Rare ·Advanced level

Definitions

Adverb

1. 1
   In a manner contrary to law.

   "He received a ticket for illegally parking next to a fire hydrant."

Adverb

1. 1
   in an illegal manner wordnet

Synonyms

All synonyms

criminallyforbiddenlyillegitimatelyillicitlyillicitlylawlessly

Antonyms

All antonyms

judiciallylawfullylegallylegitimately

Example

More examples

"A lot of bicycles are illegally parked in front of the station."

Etymology

From illegal + -ly or il- + legally.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.