A Brooklyn man was gunned down inside of a bodega during a fight on Thursday evening, police said.

Dwayne Smith, 41, got into an argument with the shooter inside the KHF Supermarket on Flatbush Avenue near Parkside Avenue in Prospect-Lefferts Gardens soon before 10 p.m., cops said.

The suspect, who was wearing a jumpsuit, pulled out a gun and shot Smith several times in the chest and stomach, authorities said.

Smith, who lived on nearby Lenox Road, was rushed to Kings County Hospital and declared dead, police said.

The gunman ran off after the shooting and police were looking for him early Friday morning.