Green’s Dictionary of Slang

shoot n.

1. [mid-19C] an ejaculation; an act of sexual intercourse.

2. [mid-19C–1900s] (UK Und./Aus.) constructed with the, dismissal from a job or place of residence.

3. (W.I.) one who is infected with an STD.

4. see shot n.1 (3a)

5. see shout n.

In phrases

get the shoot (v.)

[1900s] to be dismissed from a job.

whole bang shoot (n.)

see separate entry.