Green’s Dictionary of Slang

north (and south) n.

the mouth.

1858		A. Mayhew Paved with Gold 169: ‘I’ll smash your ‘glass case’ and damage your ‘north and south’,’ roared Bill, referring to the face and mouth of his opponent.
1884		Sporting Times 6 Dec. 1/1: Went to read and write. Got lump of lead like Parish oven. North and south knocked on one side. I suppose smashed .
1895		Mirror of Life 27 July 14/2: His north and south had scarcely closed / When he received a push .
1900		‘Doss Chiderdoss’ ‘A Courting Case in Court’ Sporting Times 7 Apr. 1/4: To stop all my chaffing, he shut up my north / With his elbow, and then caught my blinker, / Through his fist having cannoned against it by chance.
1906		H. Champion ‘What a Mouth’ 🎵 What a Mouth! what a Mouth! what a North and South.
1911		E. Dyson ‘Barracking’ in Benno and Some of the Push 146: ‘Buck in, Sus---’ sez he, stuck there, with his north-’n’-south wide open, his eyes fair glarin’.
1914		letter in Sporting Times 12 Dec. 7/1: Such ‘back talk’ as ‘north and south (mouth), pig’s ear (beer), Scotch peg (leg), bees and honey (money), frog and toad (road), 5 to 2 (Jew’ etc.
1915		Sun. Times (Perth) 5 Sept. 8: The nig opens his north and south and mutters a lotter cheese and chalk.
1924		Mail (Adelaide) 16 Feb. 1/4: This is how a class of rhyming ‘slangsters’ [...] discourse on anatomy:— Mouth— North and South.
1927		(con. WW1) P. MacDonald Patrol 41: ‘You shut y’r north [...] You’re an iggerunt bum’.
1928		M.C. Sharpe Chicago May: Her Story in Hamilton (1952) 132: North and south – mouth.
1938		L. Ortzen Down Donkey Row 163: Take the smile orf yer norf and sarf.
1943		R. Llewellyn None But the Lonely Heart 95: Keep your old North and South sewed up.
1958		F. Norman Bang To Rights 36: There is plenty of dust [...] which gets in your north and south and up your Harry James.
1963		L.F. Freed Crime in S. Afr. 106: His ‘north and south’ [is] his mouth.
1968		J. Alard He who Shoots Last 97: I is particular what I puts in me north and south.
1977		S. Berkoff East in Decadence and Other Plays (1985) 67: How’s Doris – the imbiber of thy resin with her holy North and South.
1983		R. Aven-Bray Ridgey-Didge Oz Jack Lang 14: She had a north and south full of broken tatts and a loaf of bread like a robber’s dog.
1999		D. Looser ‘Boob Jargon’ in NZEJ 13 33: north and south n. Mouth - rhvming slang.
2001		M. Coles Bible in Cockney 39: Goliath then opened ’is huge north and shouted.
2002		D. Shaw ‘Dead Beard’ at www.asstr.org 🌐 Her brigham young is slurping all around my cock like she’s got a little joe blake inside her north and south.