- FELON
- Kidnaper, e.g.
- Lawbreaker
- Big house resident
- Criminal
- Con
- Many a convict
- Bad guy
- Burglar
- One that's put away
- Racketeer, e.g.
- Big-time criminal
- One with convictions
- Arsonist or assassin, e.g.
- Serious offender
- Convicted crook
- Joint tenant?
- Sing Sing resident
- Career criminal
- Serious lawbreaker
- Pen pal?
- Wanted poster figure
- Serious criminal
- Public enemy
- Crook
- Man with a record
- Burglar, for one
- Burglar, e.g.
- Cop's quarry
- Many a con
- One serving a long sentence
- Con, perhaps
- Pen resident
- Record holder?
- Time server, usually
- Pen denizen
- Perpetrator
- Major criminal
- Wanted-poster depiction
- Arsonist, for one
- Cell user, often
- Convicted criminal
- Word from Old French for "traitor"
- Arsonist, for instance
- Word from Old French for "wicked person"
- Person on a Most Wanted List
- Malignant.
- Malefactor.
- Convict.
- Arsonist.
- Man in the line-up.
- Arsonist, for example.
- Bill Sikes, for example.
- Arsonist, e.g.
- Wicked.
- Miscreant.
- Wrongdoer.
- Prison occupant
- Character in 25 Across
- Finger infection
- Prison inmate
- Jack the Ripper was one
- Kind of criminal
- Attica resident, e.g.
- One in a pen
- One facing life, maybe
- One who has life to look forward to?
- Menace to society
- Person with a serious conviction
- Supermax resident
- Cooler person?
- Counterfeiter, e.g.
- Someone with a record
- One in a pen, perhaps
- Embezzler or extortionist
- 2019 Reginald Dwayne Betts poetry collection examining the effects of incarceration
- Big-time perp
- Certain criminal
- Celled con
- Hardened criminal
- Convicted arsonist, e.g.
- Any Sing Sing inmate
- Guilty one
- 2008 Stephen Dorff-Val Kilmer movie filmed at the New Mexico State Penitentiary
- Wanted poster subject
- Arsonist or burglar
- Can candidate
- Kidnapper, e.g.
- Arsonist or kidnapper, for example
- Blackmailer or arsonist, e.g.
- Arsonist or mugger, e.g.