gun down
US /ɡʌn daʊn/
UK /ɡʌn daʊn/

1.
abattre, descendre
to shoot and kill someone, especially with a firearm
:
•
The police officer was forced to gun down the suspect.
L'officier de police a été contraint de descendre le suspect.
•
He was gunned down in cold blood.
Il a été abattu de sang-froid.