[mid-19C+] (orig. US) a general intensifier, often used before so-called taboo terms, e.g. a royal screwing, a royal shafting.
[2010s] (Irish) a bag of cans of beer left to cool in a canal.
[1970s+] (US) harsh or very bad treatment.
[mid-19C] (Aus.) an outsize iron pot used in cookery.
see under screw n.1
[1950s+] an act of extreme harshness or unfairness, as meted out on oneself or to another person.
SE in slang uses
1. [mid-19C] the police force.
2. [1970s] (drugs) LSD.
see under bob n.3
[2000s] (S.Afr. gay) an underage boy.
[1920s+] (Aus.) dismissal from one’s job.
[mid–late 18C] gin.
see under scamp n.
see Holloway castle n.