by the by
Meanings
prep_phrase
- Used to introduce a new topic; incidentally, by the way.
adj
- Incidental; unplanned.
Word forms
Etymology
The second "by" is a noun meaning "a secondary issue". Phrase used since the 17th century.
Synonyms
Related words
This entry uses open data from Wiktionary (CC BY-SA/GFDL). Word forms are used for search and are not indexed as separate pages.