lastly
/ˈlɑːstli/
Proposed by a contributor, not yet supported by evidence.
Sense 1
Meaning · English
Used to mark the beginning of the last in a list of items or propositions.
Adverb
Examples
Firstly, that's illegal; secondly, it has serious disadvantages; thirdly, it's not necessary; and lastly, did I mention that it's illegal?
Usage example from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01)
Sources & notes
Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).
Sense 2
Adverb
Sources & notes
Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).
Common questions
What does “lastly” mean?
Used to mark the beginning of the last in a list of items or propositions.
Is “lastly” formal or informal?
No register label has been reviewed yet — treat it as neutral and check the usage notes above.