a final appearance or mention: We've seen the last of her. That's the last we'll hear of it.
16.
the end or conclusion: We are going on vacation the last of September.
Idioms
17.
at last, after a lengthy pause or delay: He was lost in thought for several minutes, but at last he spoke.
18.
at long last, after much troublesome or frustrating delay: The ship docked at long last.
19.
breathe one's last, to die: He was nearly 90 when he breathed his last.
Origin: before 900; Middle English last, latst, syncopated variant of latest,Old English latest, lætest, superlative of læt,late
Synonyms 1.Last,final,ultimate refer to what comes as an ending. That which is last comes or stands after all others in a stated series or succession; last may refer to objects or activities: a seat in the last row; the last game. That which is final comes at the end, or serves to end or terminate, admitting of nothing further; final is rarely used of objects: to make a final attempt. That which is ultimate (literally, most remote) is the last that can be reached, as in progression or regression, experience, or a course of investigation: ultimate truths.