Green’s Dictionary of Slang

one-way ride n.

[the victim is driven away by his killers but only they will return]

(US Und.) a gangland murder.

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[US]W.N. Burns One-Way Ride 91: Duffy was found dead next morning [...] a victim of one of the first one-way rides in Chicago gangland history.
[US]E. Freeman ‘The Whirling Hub’ in Afro-American (Baltimore, MD) 16 Mar. 15/1: I’ve got a private file of information that would blow the lid off this burg. But the minute I used it I’d start hell-bent on a one-way ride.