Green’s Dictionary of Slang

1. a villain, a crook; as adj., untrustworthy.

1932		‘P.P.’ Rhy. Sl. 7: Put yer ‘mince’ over the ‘Jack and Jill,’ they may be ‘Joe Hook’ in this ‘rub-a-dub’.
1960		J. Franklyn Dict. of Rhy. Sl.
1992		R. Puxley Cockney Rabbit.

2. a book.

1960		J. Franklyn Dict. of Rhy. Sl.
1992		R. Puxley Cockney Rabbit.