English, n.² — Green’s Dictionary of Slang

English n.²

[billiards jargon English, spin imparted to one or other side of the ball]

(orig. US) deceptiveness, duplicity, ‘spin’.

1837		‘Handy Andy’ in Bentley’s Misc. Jan. 23: ‘I suppose the English of all this is, you want me to take him?’ said the squire.
1915		O.O. McIntyre New York Day by Day 16 June [synd. col.] Madame Hermann put the reverse English on the justly celebrated Biblical miracle of turning water into wine.
1941		‘Digg Mee’ ‘Observation Post’ in N.Y. Age 17 May 9/7: Joe Herring was with Gustine Wood, putting ‘english’ on the ball.
2010		L. Berney Gutshot Straight [ebook] She put some extra-sexy English on her wink.

use the English (v.) [snooker jargon English, a swerving shot]

(US gay) to wriggle one’s buttocks while being penetrated anally.

1941

G. Legman ‘Lang. of Homosexuality’ Appendix VII in Henry Sex Variants.