Green’s Dictionary of Slang

pudding club n.

[pudding n. (5)]

the state of pregnancy, usu. in phrs. e.g. in the pudding club adj., pregnant; put in the pudding club v., to make pregnant; join the pudding club v., to become pregnant.

[UK]Farmer & Henley Sl. and Its Analogues.
[UK]J. Curtis Gilt Kid 38: All I ask is that you don’t tell me that you’re a clergyman’s daughter or that you were put in the pudden club by the squire’s son.
[Aus](con. 1940s) T.A.G. Hungerford Sowers of the Wind 160: His sheila’s in the pudding club.
[UK]L. Dunne Goodbye to The Hill (1966) 8: By the age of ten you knew all about puddin’ clubs and doses of the pox.
[Aus]D. Ireland Glass Canoe (1982) 156: Me in the pudding club? They’re bloody mad.
[UK]J. Rosenthal Spend, Spend, Spend Scene 63: I was in the pudding club again, wasn’t I?
[Ire](con. 1920s) L. Redmond Emerald Square 88: She had five kids now and was in the puddin’ club again.
[UK]T. Blacker Fixx 249: That month dedicated to Operation Pudding Club had played merry hell with my schedule.
[UK]K. Lette Foetal Attraction (1994) 133: She was a ‘woman in trouble’. ‘In the pudding club.’.