a live one

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a live one

1. A person who lives a wild, carefree, or spendthrift life. I hear Tommy's dating a real live one these days.
2. A person targeted to be the victim of a scam or to be made a dupe by others. Don't go wandering wide-eyed in this part of town—crooks around here can spot a live one a mile away.
See also: live, one
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
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References in classic literature ?
But what is to be done if I have taken it into my head that that is not the only object in life, and that if one must live one had better live in a mansion?
From the hour when they crawl from their comfortless bed to the hour when they lounge back into it again they never live one moment of real life.
"A live one!" shouted a man as a whistling shell approached.
He looked from the dead cat to the live one and saw the marks of conflict upon the latter, too, and in an instant realized something of what had happened--Numa had saved him from the panther!
Now you're a live one, all wool, a yard long and a yard wide."
"Well, I do, too -- LIVE ones. But I mean dead ones, to swing round your head with a string."
But the issue has become a live one because of how VAR is being used to penalise keepers who advance in the Women's World Cup.
Summary: Giant squids are so rare that a live one wasn't captured on video until 2004.
I live one mile off the A85 up a public single-track road.
"But I have given my all for Atletico - and I'm very happy to live one more season with all of you."
To jumpstart the latest run of the comedy panel quiz, the first episode will be a live one.
"To know my first ever scene will be a live one hopefully means the team believe in me and I won't let them down!"
"To know my first ever scene will be a live one hopefully means the team believe in me and I won't let them down!" EastEnders bosses have been tight-lipped about Blackwood's role, confirming only that he will play a villain in what is tipped to be an "explosive" storyline.
When I live one of my dreams, I take a photo or video.
The Sky Twitter feed was quick to claim that their interview was the live one but if they start showing the same car in different positions during this morning's race viewers are going to have to decide who to believe.