1. as a part of the body.
(a) [late 16C–mid-17C; 1920s+] the penis; esp. in get one’s end away
(b) [17C–18C] (also butt-end, lower end) the vagina, the female genitals.
(c) [late 18C+] (also latter-end) the buttocks, the posterior.
2. in fig. uses.
(a) [late 19C+] a share, usu. of criminal profits or responsibility.
(b) [1940s] that proportion of one’s illicit gains that is used to bribe the police.
3. in geographical uses.
(a) [20C+] that area of a football stadium, behind the respective goals, trad. reserved for the hardcore supporters of home and away teams and the scene of most fighting.
(b) [1990s+] (UK black/teen, also ends, endz) an area of a city.
[2010s] used as a quasi-excl. to empahsise that an argument or discussion has reached an end.
[late 19C+] (US) head over heels (cf. ass over appetite under ass n.).
[1910s+] to have sexual intercourse; thus end-away, an act of intercourse.
[1930s+] to have sexual intercourse.
[1940s] (US Und.) to accept bribe money.
SE in slang uses
see under ballgame n.
[1940s+] (orig. US) the very end, the ultimate.
[late 19C–1930s] (US) to suffer, to be victimized, to be placed in an invidious position.
[1900s-] (US) to do badly, to be treated unfairly.
[late 19C–1920s] to ruin a situation.
1. [late 19C-1910s] in betting, the favourite.
2. [1900s–40s] (US) the majority, the bulk.
[1970s+] (US) to act deceitfully, to go behind somone’s back.