Green’s Dictionary of Slang

buggy n.2

[the orig. SE gasoline buggy. The earlier buggy was a light one-horse (sometimes two-horse) vehicle, for one or two people; it is cited as slang in Grose (1785) and Hotten (1859 et al.)]

1. (orig. US, also gas buggy) a car.

[US]W. Winchell On Broadway 11 May [synd. col.] Gasbuggy fumes, intrigue and bock beer drifting across the table tops.
[US]Mezzrow & Wolfe Really the Blues 123: This old buggy ought to take off and coast home.
[US]W. Guthrie Seeds of Man (1995) 362: I just got back from hauling a double load of furs up to Fort Davis in the gasbuggy.
[US]J. Thompson Criminal (1993) 14: What do you think of the new buggy?
[US]Ragen & Finston World’s Toughest Prison 792: buggy – An automobile.

2. attrib. use of sense 1; thus buggy bandit n., a car thief or one who uses a getaway car after a robbery.

[US]H. Yenne ‘Prison Lingo’ in AS II:6 280: ‘Buggy bandits’ or ‘joy-riders’ (automobile thieves).
[US]J. Lait Put on the Spot 3: You’re goin’ for a buggy ride, redhead.
[US]Irwin Amer. Tramp and Und. Sl. 39: buggy bandit.–An automobile thief, or one who uses an automobile to ensure a getaway after a robbery.
[US]B. Hamper Rivethead (1992) 120: No matter how many they yanked us in and out of this buggy palace, Dave and I always managed to keep being paired together.

3. (US) a wheelbarrow.

[US]J. Lomax Cowboy Songs 25: His old ‘buggy’ in the corner.
[US]Weseen Dict. Amer. Sl.
[US]Monteleone Criminal Sl. (rev. edn).

In phrases

stay in the buggy (v.) [SE buggy, a coach or carriage/car]

(US) to comply with requirements, to act as ordered.

[US]M.C. McPhee ‘College Sl.’ in AS III.2 132: Freshmen are encouraged to study in such terms as: ‘join the cram session,’ ‘don’t upset the boat,’ ‘get in there and fight ’em,’ ‘stay in the buggy’.