Green’s Dictionary of Slang

1. (US) a large folding knife with a wooden handle [also a brandname].

1977		E. Torres Q&A 53: [C]arving knives, kitchen knives, 007 blades, a machete with wedding cake still smeared on the handle.
1995		(con. 1985–90) P. Bourjois In Search of Respect 79: I grabbed him by the back of the neck, and put my 007 [knife] in his back.
2000		E. Quiñones Bodega Dreams 4: So what if you got stabbed with a 007 in the back and never walked again?
2023		Rayman & Blau Riker’s 67: A Double-O-Seven [...] It’s got a brown handle. You fold it, you can lock it, you can put it between the crack of your ass. You can hide it.

2. (US) a doctor.

1987

Discover Nov. 30: Hospitals have a reputation for [...] crude jargon: the difficult patients labeled gomers [...] the doctors referred to as 007s (licensed to kill).

3. (Aus. prison) a bond that ensures one’s good behaviour.

1990

Tupper & Wortley Aus. Prison Sl. Gloss. 🌐 OO7. A good behaviour bond. From Ian Fleming’s James Bond.