1. [early 18C+] to shoot down, to kill.
2. [late 18C] to ejaculate; to achieve orgasm.
3. [mid-19C+] to die.
4. [early 19C+] to knock down; also in fig. use.
5. [20C+] (US Und.) to arrest.
6. [1920s+] (US) to be convicted of a crime.
7. [2000s] to fire a bullet.
[1920s+] to hit, to knock down.