Green’s Dictionary of Slang

husband and wife n.¹

[rhy. sl.]

(US) a knife.

1935		A.J. Pollock Und. Speaks.
1944		Maurer & Baker ‘“Aus.” Rhyming Argot’ in AS XIX:3.
1960, 1975		Wentworth & Flexner DAS.
2002		B. Kirkpatrick Wicked Cockney Rhy. Sl.