Green’s Dictionary of Slang

hurry-buggy n.

also hurry wagon
[it ‘hurries’ one to prison]

a police van.

[US]N. Klein ‘Hobo Lingo’ in AS I:12 651: Hurry buggy—patrol wagon.
[US] ‘Police Prerogatives’ (in Irwin Amer. Tramp and Und. Sl. ) 249: Hello, Searge? Send the hurry buggy.
[US]Monteleone Criminal Sl. (rev. edn).
[US](con. 1920s–40s) in J.L. Kornbluh Rebel Voices.