Green’s Dictionary of Slang

soup n.

1. [19C] (Aus./UK Und.) melted plate metal; usu. as white soup under white adj.; thus soup shop n., a place where silver plate is melted down and disposed of.

2. [20C+] (orig. US Und.) gelignite, nitroglycerine, as used in the blowing open of a safe; also as v., to use the above.

3. [1940s] (US) insecticide.

4. [1940s+] (US) gasoline, petrol, esp. high-performance fuel used in customized cars.

5. [1970s] (US gay) bodily excretions, such as sweat or anal juices.

6. [1990s+] (Aus.) electricity.

7. see super n.1 (5) .

8. see super n.2

In compounds

soup and peter man (n.) [peter n.3 (2)]

[1940s] (US Und.) a safe breaker.

soup and peter work (n.)

[1940s] (US Und.) safe breaking with nitroglycerine.

soup man (n.)

1. [1910s+] a professional villain who specializes in handling nitroglycerine to blow open safes.

2. [1950s] a person who mixes their own high-performance petrol for customized cars.

In phrases

cook soup (v.)

to dissolve a stick of dynamite in hot water to extract crude nitroglycerine.

on the soup

[1990s+] (Aus.) drinking.

thrash out the soup (v.) (also thresh out the soup)

to extract nitro-glycerine from sticks of dynamite.

SE in slang uses

In compounds

soup and fish (n.) (also soup and fish clothes, ...outfit) [the food one eats when wearing it]

1. [1910s+] a dinner jacket.

2. in attrib. use of sense 1.

3. in fig. use of sense 1, upper-class; smartly, in an upper-class manner.

soup catcher (n.)

[1920s] (Aus.) a narrow beard running just below the jawline.

soup house (n.)

[1920s–30s] (US tramp) a cheap restaurant.

soup-plate (n.) [it is fig. no bigger than the circumference of a soup-plate] (Aus.)

1. [1900s–50s] (also soup-plate track) a small racecourse.

2. [1910s] a soldier’s round hat.

soup strainer (n.)

[mid-19C+] a large moustache.

In phrases

drink soup off someone’s head (v.) (also drink soup over someone’s head)

[20C+] (W.I.) to be taller than someone.

scare the soup out of (v.)

[1920s] to terrify.

take the soup (v.) [for ety. see souper n.1 ]

[mid-19C+] to convert from Catholicism to Protestantism.