The phrase "a last one" is correct and usable in written English.
It can be used when referring to the final item in a series or list.
Example: "Before we conclude the meeting, I have a last one to share with you all."
Alternatives: "the final one" or "one last thing".
A first FA Cup final for Lucas would also be a last one for Gerrard and a Liverpool win on Sunday could mark the start of one of the longest goodbyes in football, a sentimental and sickly-sweet scousefest building up to a tearful departure on the grandest stage of all.
MICHAEL RESTOVICH will get another chance -- possibly a last one -- thanks to Derrek Lee's broken wrist.
"You know, now they're off at uni, what are we here for if we're not able to have babies any more – now that we've probably only got one or two chances to have a last one?" "Perish the thought".
By Friday night, Mr. O'Brien had a day to gain some perspective and ticked off a list of rumors, including a last one that sounded just about right: "NBC is going to throw me and Jay into a pit with sharpened sticks.
'It's not going to happen,' they'd say, 'my vote's not going to happen.'" It is a feeling with which she can sympathise, as she says she had "consigned" herself "to never voting in my life", thanks to a string of "petty drug offences" that led to her first felony conviction at 25 and a last one six or seven years ago.
The whole great town was lit up like a fairyland, in a dazzle that reached into the sky, and then one by one, as a switch was pulled, each area went dark, the dazzle becoming a patchwork of lights being snuffed out here and there until a last one remained, and it too went out.
Cassini is programmed on a trajectory that will plunge it on a last, one-way mission into Saturn's atmosphere on September 15 this year.
A public-relations liaison stared plaintively at Sapp -- c'mon, let's go -- while Sapp lingered, leaning back to give a last one-liner.
After the third and last field posting, students came for a last one-month contact session to deliver their final reports.
But his impact is a lasting one.
Her challenge over the next year and a half is to make sure that Hillary Clinton's embrace of Warrenism is a lasting one.
