Green’s Dictionary of Slang

Richard (the Third) n.

[rhy. sl. ]

1. a piece of excrement; thus fig. an unpleasant person [= turd n.].

[UK]L. Payne private coll. n.p.: — Richard the Third.
[UK]S.T. Kendall Up the Frog.
[UK]R. Barker Fletcher’s Book of Rhy. Sl. 26: As he staggered along, he saw, on the pavement, a small brown Richard the Third.
[UK]J. Morton Lowspeak.
[UK]Roger’s Profanisaurus in Viz 87 Dec. n.p.: Richard n. rhym. slang. Turd. From Richard the Third. e.g. ‘I’ve just given birth to a ten pound Richard’.
[Aus]Macquarie Dict. 🌐 Henry the Thirdnoun a turd. Also, Richard the Third. [rhyming slang].
D. Shaw ‘Dead Beard’ at www.asstr.org 🌐 Aw come on, Harry, why would you do Lingers any favors? The geezer’s been a richard the third ever since he was a nipper.
[Aus]N. Cummins Adventures of the Honey Badger [ebook] ‘What if I drop a Richard the Third, ’cause ya gotta have a snake’s hiss immediately after impact. It’s science’.
Twitter 15 June 🌐 best flush the lavatory, there's probably another richard from Boris to come..

2. a word.

[UK]Partridge DSUE (8th edn) 974/1: late C.19–20.

3. booing, barracking [= bird n.2 (1)].

[UK]Dodson & Saczek Dict. of Cockney Rhy. Sl.
[UK]Partridge DSUE (8th edn) 974/1: late C.19–20.

4. a young woman, a girlfriend [= bird n.1 (1b)].

[UK]J. Curtis Look Long Upon a Monkey 65: The richard’d think more of him if he’d something to say for himself.
[UK]A. Burgess Doctor Is Sick (1972) 99: This bloke goes to Ireland and brings this richard back for his uncle.
[UK]G.F. Newman Sir, You Bastard 161: I’m just doing a Richard along the road.
[UK]‘P.B. Yuill’ Hazell and the Three-card Trick (1977) 15: He didn’t half fancy his chances with the black-haired richard.
[UK]A. Payne ‘The Last Video Show’ Minder [TV script] 11: What about those two richards that came over? Remember the one with the big ...? (Gestures).
[UK]J.J. Connolly Layer Cake 93: I’ll tell ya where you can collect the Richard, and that’ll be my end of the deal.

5. a bird.

[UK](con. 1914–18) Brophy & Partridge Songs and Sl. of the British Soldier.
[UK]S.T. Kendall Up the Frog.
[UK]R. Barker Fletcher’s Book of Rhy. Sl. 27: The Richard the Third flew back to its nest.
[UK]M. Coles Bible in Cockney 20: ’E took one of the Richards, a raven, and sent it out flying.
[UK]M. Coles More Bible in Cockney 18: I’m gonna give all their brown-bread bodies to the Richard-the-Thirds and animals as food.

In phrases

double Richards (n.)

(UK prison) prisoners who spend their sentence falsely proclaiming their innocence, rather than simply accepting that the time must be served.

[UK]Eve. Standard (London) 8 July 14/2: These whingers were known as ‘Double Richards’ (Richard III = bird; bird = sentence; Double Richard = someone who serves his sentence twice over by falsely protesting their innocence.