1. [late 19C+] pretentiousness, swagger, conceit; usu. in put on side, to give oneself airs [? play on billiards jargon side, spin or dial. side, proud; post-1940s use tends to be consciously archaic].
2. in geog. senses.
(a) [1930s] (US) America, as opposed to England.
(b) [1960s] (orig. US black) the black area of town; the original was Chicago’s South Side.
(c) [1970s+] an area of a town or city; used (in London) as North Side, South Side, meaning Shepherd’s Bush or Brixton – somewhat romanticized analogies with areas of US cities.
3. [1930s–80s] (US black) a gramophone record.
4. [1960s+] (US black) a woman [ideally she is on or at one’s side in all circumstances].
[late 19C–1940s] conceited.
[1950s+] (Aus.) to show off.
[1950s+] (Aus.) very arrogant, snobbish.
SE in slang uses
see separate entries.
see under drive v.1
[1930s–40s] (UK Und.) to abscond, e.g. when a criminal runs off with a gang’s spoils.
1. [late 19C+] quietly, in secret.
2. of a sexual relationship, illicitly, clandestinely; also as adj.; thus bit on the side under bit n.1
[1910s+] away from one’s home or place of work.
[late 19C] (US) pork chops.
[2010s] (US campus) an excl. denoting that one is being overwhlemed by laughter, ie. ‘my sides are splitting!’.