1. As permitted by law; not contrary to law.
    You can legally park in the lot on weekends without paying the fee, they won't ticket you.
  2. From a legal perspective.
    Legally, I think you are covered, but there are angry guys with baseball bats outside.

The above text is a snippet from Wiktionary: legally
and as such is available under the Creative Commons Attribution/Share-Alike License.

Need help with a clue?
Try your search in the crossword dictionary!