Green’s Dictionary of Slang

idiot n.

SE in slang uses

In compounds

idiot box (n.) (also idiot lantern, idiot’s lantern) [SE box/box n.1 (4g); note TV jargon idiot girl, the woman who holds up cue cards for an announcer or other performer; idiot card, a cue card]

1. (orig. US) the television, implying that TV watchers are less than normally intelligent.

[US] in Merriam-Webster’s Collegiate Dict. (1998).
[UK]P. Bull I know Face 193: The rationing period, when my very existence depended on the magic idiot-box [OED].
[US]A. James America’s Homosexual Underground 137: I get tired of the idiot box.
[US]Baker et al. CUSS 142: Idiot box [...] Idiot lantern Television.
[UK]Guardian Weekly 9 Jan. 8: The very speed of television’s development might have led to some resistance to it, even resentment of it. ‘Gogglebox’ and ‘idiot’s lantern’ are hardly terms of affection and respect.
[UK]D. Nobbs Fall and Rise of Reginald Perrin (1976) 53: Saw you on the idiot box last week.
[UK]New Society 10 Mar. 384/3: Nothing ever appears on tv, only on the ‘goggle box’ or the ‘idiot box in the corner’.
[Aus]C. Bowles G’DAY 1: Mrs Foster is the old cheese. Her name is Maureen. She spends most of her time watching soapies on the idiot box.
[US]Source Oct. 206: How they looked on the idiot box.
[UK]S. Phillips Walkaway (2003) 248: There was an inviting La-Z-Boy [...] and across from it a pretty good sized idiot box.

2. a computer.

www.slayerabyss.tvheaven.com 🌐 idiot box: any type of computer.
idiot juice (n.) [the substances’ effects]

1. (US drugs) a mixture of nutmeg and water, used mainly in prisons.

[US]Bentley & Corbett Prison Sl. 70: Idiot Juice A nutmeg and water combination used in prison as an intoxicant. Idiot juice may also be used to indicate any prison-made alcoholic beverage.

2. any form of spirits.

[Ire]P. Howard Curious Incident of the Dog in the Nightdress 6: They’s knocking back the old hill-billy idiot juice [i.e. Jack Daniels whiskey].
idiot oil (n.) [alcohol’s effects]

1. alcohol.

[US]P.J. O’Rourke Give War a Chance (2003) 110: This is the big drug — tonsil polish, idiot oil, vitamin XXX.
Martial Arts Planet 🌐 There’s a reason they call alcohol ‘Idiot Oil.’.

2. a metaphorical ‘liquid’, immersion in which renders one stupid .

www.eyeonsoaps.com 29 Oct. 🌐 I do have to say that with the exception of her time of being dipped in Idiot Oil during the Sonny Years I have always enjoyed Alexis and NLG.
idiot spoon (n.) [the supposed level of intelligence of those that wield them]

(US) a shovel.

[US](con. 1943–5) A. Murphy To Hell and Back (1950) 117: A shovel [...] An idiot’s spoon, that’s what it is.
[US]‘Tom Pendleton’ Iron Orchard (1967) 13: Start you out with an idiot spoon, likely. In one of the gangs.
[US]Mers & Grieder Ups and Downs of a Rebel Longshoreman 5: Armed with a shovel apiece — the old ‘idiot spoon,’ ‘Mexican dragline,’ the muckstick [etc.].
idiot stick (n.) [the supposed level of intelligence of those who wield them; note also US Army use in Vietnam to mean (1) a rifle, (2) a wooden yoke used by the Vietnamese to carry two baskets, water buckets etc.] (US)

1. a shovel.

[US] in G. Williams Logger-Talk.
[US](con. 1920s–40s) in J.L. Kornbluh Rebel Voices.
[US]E. Bunker Little Boy Blue (1995) 158: A shovel was one of the ‘idiot sticks’ of the world.

2. a hoe.

[US]C. Shafer ‘Catheads [...] and Cho-Cho Sticks’ in Abernethy Bounty of Texas (1990) 207: idiot stick, n. – a hoe.

3. a metaphorical ‘stick’ which, when wielded, confers stupidity upon the victim.

A. D’Gato Heart Is A Lonely Hoedown 47: When did you get bopped on the head with the idiot stick?

4. (US) a manual gearshift.

[US]T. Pluck Bad Boy Boogie [ebook] ‘Still can’t believe you drive a car with an idiot stick’.
idiot tube (n.) [tube n.1 (11)]

(US) the television; also attrib.

E. Lockridge Hartspring 64: Not Idiot-tube executives in hours and hours of trying [HDAS].
[US]C. Keane Hunter 99: Instead of watching the idiot tube [...] we should be planning.
Modamag.com 🌐 Stories like that were made for the big screen, not the watered down idiot tube we call TV.

In phrases

half-idiot (n.)

(W.I., Bdos) a complete fool.

[US]Nation (Bridgetown) 3 Sept. 6: Any half-idiot should know that the reduction in the quantum of a tax only benefits those paying the particular tax.