a live one

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.
See also:
  • big fish in a small pond
  • big frog in a small pond
  • frog in a small pond
  • a big fish in a small pond
  • a big frog in a small pond
  • pond
  • hanger-on
  • on (one's) person
  • on person
  • about (one's) person