Green’s Dictionary of Slang

elevator n.

1. a crinolette or bustle used for distending the back of a woman’s skirt [it raises or ‘elevates’ the back of the skirt].

[UK]J. Ware Passing Eng. of the Victorian Era 123/2: Elevator (Soc., 1882 on). The crinolette. For some years the dress below the back of the waist was almost flat, when in this year bows were seen there, and then followed the crinolette, which, throwing up the dress, obtained this satiric name amongst young men.

2. (UK Und.) a hold-up man, a robber; a shoplifter [pun on SE hold up/hold up v.1 (1)].

[US]Jackson & Hellyer Vocab. Criminal Sl. 31: elevator [...] In shoplifter’s and holdup men’s parlance. A lifter; a booster; a hoister; – a ‘stick-up’ man.
[US] ‘Und. and Its Vernacular’ in Clues mag. 158—62: elevator Holdup man.

SE in slang uses

In compounds

elevator jockey (n.) (also elevator pilot) [jockey n.2 (3b)]

(US) a lift operator.

[US]Wash. Critic (DC) 12 Apr. 3/3: [He] secured him a position in New York as an elevator pilot in building owned by Ed. Stokes.
Inter Ocean (Chicago, IL) 9 Nov. 2/2: The stout individual [...] assailed the elevator pilot in vigorous language because he was carried two floors too far.
[US]Sun (NY) 4 Mar. 26/6: Elevator Heart Disease It Attacks Those Who Run the Lifts [...] [T]his trouble is very common among elevator pilots.
[US]Wash. Times (DC) 31 May 16/6: College Girls Run Elevator [...] This is the first time a girl has been employed regularly as an elevator pilot.
[US]Detroit Free Press (MI) 20 Jan. 4/4: Edward Hume is a tough elevator jockey whose mount is amusingly refractory.
San Atonio Eve. News (TX) 18 July 14/5: He is the official elevator jockey.
[US]N.Y. Age 4 Dec. 4/7: Bellboys and elevator pilots were known to go to work in their automobiles.
[US]Star Trib. (Minneapolis, MN) 22 Sept. 24: An elevator jockey frowns / On puns concerning ups and downs.
[US]Pittsburgh Press (PA) 16 Jan. 30/4: Suspect Accused of Stabbing Elevator Operator [...] Because a charity lodger didn’t get the ‘service’ he demanded an elevator pilot [...] is in Allgheny General Hospital today with a knife wound.
[US]W. Pegler Fair Enough 27 Jan. [synd. col.] This guy, he comes around and says he is an elevator jockey.
Miami News (FL) 6 Nov. 1/3: Three-A men can becomes 3-B’s by getting a job in a war plant, even if it’s only as elevator pilot.
[US]‘Ed Lacy’ Men from the Boys (1967) 24: Lawson the day clerk (and elevator pilot and bellhop) was coming in.
R.I. Aldrich ‘Misc.’ in AS XXXV:2 159: elevator jockey (elevator operator).
[US]Honolulu Star-Bulletin (HI) 25 Dec. 11/6: The ups and downs of an elevator ‘pilot’s’ life are many.
[US]Logansport Press (IN) 5 Sept. 4/4: 25 years ago [...] Marlon Brando [was] a 5th Ave. dep’t store elevator jockey.
[US]Deer Park Progress (TX) 29 Aug. 6/5: The elevator said that this omission [i.e. of a hotel’s floor 13] was due to the fact that a great many people objected to occupying a room on that floor.
Ft Lauderdale News (FL) 27 Aug. 7D/4: Marlon Brando had his early ups and downs as an elevator pilot.
Florida Today (Cocao, FL) 11 Jan. 18A/1: 144 people [in Congress] work as elevator operators [...] Altogether the federal elevator jockeys cost Americans $528,000 annually.
Pittsburgh Post-Gaz. (PA) 27 Nov. DD3/1: ‘I guess he was going to set himself on fire,’ the elevator jockey told his captive audience.

In phrases

elevator doesn’t go to the top floor (also ...top storey, ...all the way to the top (floor))

a phr. describing a fool; one of several implying that one is ‘not all there’.

Reno Gaz.-Jrnl (NE) 25 Dec. 27/4: The star [...] quipped: ‘That guy’s elevator doesn’t go all the way to the top floor’.
[US]D. Burke Street Talk 2 100: The elevator doesn’t go all the way to the top.
[US]The Amusive Network Humorplanet.com [Internet] ‘Unsubscribing from the Joke A Day List’: You’re nuts. You’re insane. [...] Your elevator doesn’t go all the way to the top floor.
[NZ]McGill Reed Dict. of N.Z. Sl. 73: elevator doesn’t go to the top storey Somebody who is not too bright. ANZ.
Courier-Jrnl (Louisville, KY) 5 Mar. A10/5: Her behavior [...] was childish and might suggest her elevator doesn’t go all the way to the top.