Green’s Dictionary of Slang

jail n.

SE in slang uses

In compounds

jailbait (n.)

see separate entry.

jailhouse (adj.)

see separate entry.

jail tail (n.) (also jailhouse pussy) [var. on jailbait n. (1)]

1. (US gay) a young boy who is below the age of sexual consent, with whom sex would mean prison.

Foley & Burnett (eds) Best Amer. Short Stories 27: You like him because he comes on with you. You're pussy, Bracken. Beat jailhouse pussy.
[US]B. Rodgers Queens’ Vernacular 46: jail tail (late ’60s) any boy below the age of consent with whom sex merits a possible stretch in the pen. Syn: jail house pussy.
J.D. Saxxon Perhaps Heaven 389: Look, I like to bend over some jailhouse pussy every once in a while myself.

2. (US) an underage girl with whom intercourse could lead to jail.

E. Sussman Dirty Words 144: JAILBAIT (see also lolita) JASON BROWN definition: a person below the age of consent with whom sexual intercourse can constitute statutory rape. aka: [...] jailhouse pussy, forbidden fruit.
jail walk (n.)

(Aus. prison) aimless but repetitive walking up and down the exercise yard as a means of killing time.

[Aus]B. Ellem Doing Time 12: The jail walk, up and down the yard continuously, becomes a way of filling in time and apart from that there is little to do.

In phrases

in jail at Innisfail

(Aus.) an assonant/rhyming phr. used to denote an unsatisfactory situation.

Aus. Voices 61: No lucre at Echuca. Damn all at Blackall. Things are crook at Tallarook (or Muswellbrook). Got a feed at the Tweed. No feedin' at Eden. Everything's wrong at Wollongong. Might find a berth in Perth. In jail at Innisfail. Got the arse at Bulli Pass.
[Aus]G.A. Wilkes Dict. Aus. Colloquialisms 332/1: Tallarook, things are crook in Catchphrase for any adverse situation [f. rhyme on place-name]. Other catchphrases include: Bugger all at Blackall. There’s no work at Bourke. Got the arse at Bulli Pass. No lucre at Echuca. In jail at Innisfail. Things are weak at Julia Creek. Things are crook at Muswellbrook. The girls are bandy at Urandangie.