sling shot n.
1. (US) a flick-knife.
|Pimp 137: I fingered the button on that sling shot in my ‘raise’.|
2. as a form of under-garment [the shape].
(a) (US black) a sanitary towel.
|Runnin’ Down Some Lines 197: There are expressions related to pregnancy, menstruation, birth control, and female hygiene: [...] sling shot, diaper (sanitary napkin); diaper the baby (put on one’s sanitary napkin); red Mary (menstrual period).|
(b) (W.I.) skimpy underwear; a thong.
|Official Dancehall Dict. 48: Sling-shot skimpy underwear.|
(c) (US prison) male underwear, briefs; also attrib.
|Makes Me Wanna Holler (1995) 172: Don’t wear slingshots. That’s the prison name for men’s briefs.|
|Shame the Devil 76: I see this poster of a rapper [...] Wearing one of those slingshot swimsuits.|
3. (US black) a Cadillac Eldorado [ety. unknown].
|Runnin’ Down Some Lines 84: By far the most popular car among those I met was the Cadillac – variously referred to in the vernacular [...] by special model names, the B (Brougham), El D, Rado, slingshot (El Dorado).|